<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#ComplexSubject> .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Biological treatment"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#componentList> _:b7iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b7iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> <http://id.loc.gov/authorities/subjects/sh85120457> .
_:b7iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> _:b015 .
<http://id.loc.gov/authorities/subjects/sh85120457> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Topic> .
<http://id.loc.gov/authorities/subjects/sh85120457> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh85120457> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage"@en .
<http://id.loc.gov/authorities/subjects/sh85120457> <http://www.loc.gov/mads/rdf/v1#elementList> _:b12iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b12iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b13iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b12iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b13iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#TopicElement> .
_:b13iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementValue> "Sewage"@en .
_:b015 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> <http://id.loc.gov/authorities/subjects/sh00006905> .
_:b015 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> _:b023 .
<http://id.loc.gov/authorities/subjects/sh00006905> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Topic> .
<http://id.loc.gov/authorities/subjects/sh00006905> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh00006905> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Purification"@en .
<http://id.loc.gov/authorities/subjects/sh00006905> <http://www.loc.gov/mads/rdf/v1#elementList> _:b20iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b20iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b21iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b20iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b21iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#TopicElement> .
_:b21iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementValue> "Purification"@en .
_:b023 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b24iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b023 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b24iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Topic> .
_:b24iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
_:b24iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Biological treatment"@en .
_:b24iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementList> _:b28iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b28iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b29iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b28iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b29iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#TopicElement> .
_:b29iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementValue> "Biological treatment"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasVariant> _:b32iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b32iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Topic> .
_:b32iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Variant> .
_:b32iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#variantLabel> "Biological nutrient removal (Sewage treatment)"@en .
_:b32iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementList> _:b37iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b37iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b38iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b37iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b38iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#TopicElement> .
_:b38iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementValue> "Biological nutrient removal (Sewage treatment)"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasVariant> _:b41iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b41iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Topic> .
_:b41iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Variant> .
_:b41iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#variantLabel> "BNR (Sewage treatment)"@en .
_:b41iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementList> _:b46iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b46iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b47iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b46iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b47iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#TopicElement> .
_:b47iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementValue> "BNR (Sewage treatment)"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasVariant> _:b50iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b50iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#ComplexSubject> .
_:b50iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Variant> .
_:b50iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#variantLabel> "Sewage--Biological treatment"@en .
_:b50iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#componentList> _:b55iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b55iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b56iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b55iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> _:b063 .
_:b56iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Topic> .
_:b56iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Variant> .
_:b56iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#variantLabel> "Sewage"@en .
_:b56iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementList> _:b60iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b60iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b61iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b60iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b61iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#TopicElement> .
_:b61iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementValue> "Sewage"@en .
_:b063 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b64iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b063 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b64iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Topic> .
_:b64iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Variant> .
_:b64iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#variantLabel> "Biological treatment"@en .
_:b64iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementList> _:b68iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b68iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b69iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b68iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b69iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#TopicElement> .
_:b69iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementValue> "Biological treatment"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/marcKey> "150 $aSewage$xPurification$xBiological treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#classification> _:b74iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b74iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/lcc#ClassNumber> .
_:b74iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#code> "TD755-TD756.5" .
_:b74iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#hasExactExternalAuthority> <http://id.loc.gov/authorities/classification/TD755-TD756.5> .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasNarrowerAuthority> <http://id.loc.gov/authorities/subjects/sh85120462> .
<http://id.loc.gov/authorities/subjects/sh85120462> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh85120462> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Activated sludge process"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasBroaderAuthority> <http://id.loc.gov/authorities/subjects/sh85120499> .
<http://id.loc.gov/authorities/subjects/sh85120499> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Topic> .
<http://id.loc.gov/authorities/subjects/sh85120499> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh85120499> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage disposal"@en .
<http://id.loc.gov/authorities/subjects/sh85120499> <http://www.loc.gov/mads/rdf/v1#elementList> _:b88iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b88iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:b89iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b88iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b89iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#TopicElement> .
_:b89iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.loc.gov/mads/rdf/v1#elementValue> "Sewage disposal"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasNarrowerAuthority> <http://id.loc.gov/authorities/subjects/sh85120493> .
<http://id.loc.gov/authorities/subjects/sh85120493> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh85120493> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Rotating disc process"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasBroaderExternalAuthority> <http://id.worldcat.org/fast/1113770> .
<http://id.worldcat.org/fast/1113770> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.worldcat.org/fast/1113770> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Biological treatment--Environmental aspects" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasNarrowerAuthority> <http://id.loc.gov/authorities/subjects/sh2005001111> .
<http://id.loc.gov/authorities/subjects/sh2005001111> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh2005001111> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Protozoa in sewage purification"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasBroaderExternalAuthority> <http://id.worldcat.org/fast/1113769> .
<http://id.worldcat.org/fast/1113769> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.worldcat.org/fast/1113769> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Biological treatment--Costs" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasNarrowerAuthority> <http://id.loc.gov/authorities/subjects/sh85120475> .
<http://id.loc.gov/authorities/subjects/sh85120475> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh85120475> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Fixed-film biological process"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasCloseExternalAuthority> <http://data.bnf.fr/ark:/12148/cb12234058p> .
<http://data.bnf.fr/ark:/12148/cb12234058p> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://data.bnf.fr/ark:/12148/cb12234058p> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Eaux usées -- Épuration -- Traitement biologique"@fr .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasCloseExternalAuthority> <https://d-nb.info/gnd/4112771-7> .
<https://d-nb.info/gnd/4112771-7> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<https://d-nb.info/gnd/4112771-7> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Biologische Abwasserreinigung" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasBroaderExternalAuthority> <http://id.worldcat.org/fast/1113771> .
<http://id.worldcat.org/fast/1113771> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.worldcat.org/fast/1113771> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Biological treatment--Evaluation" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasNarrowerAuthority> <http://id.loc.gov/authorities/subjects/sh2006008931> .
<http://id.loc.gov/authorities/subjects/sh2006008931> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh2006008931> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Microbial granulation process"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasCloseExternalAuthority> <https://d-nb.info/gnd/4125363-2> .
<https://d-nb.info/gnd/4125363-2> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<https://d-nb.info/gnd/4125363-2> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Klärteich" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasNarrowerAuthority> <http://id.loc.gov/authorities/subjects/sh85120483> .
<http://id.loc.gov/authorities/subjects/sh85120483> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Authority> .
<http://id.loc.gov/authorities/subjects/sh85120483> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Microstraining"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#hasBroaderAuthority> <http://id.loc.gov/authorities/subjects/sh89005627> .
<http://id.loc.gov/authorities/subjects/sh89005627> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.loc.gov/mads/rdf/v1#Topic> .
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<http://id.loc.gov/authorities/subjects/sh2002001701> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Sewage--Purification--Anaerobic treatment"@en .
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<http://datos.bne.es/resource/XX663736> <http://www.loc.gov/mads/rdf/v1#authoritativeLabel> "Aguas residuales--Tratamiento biológico"@es .
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<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#isMemberOfMADSCollection> <http://id.loc.gov/authorities/subjects/collection_LCSH_General> .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.loc.gov/mads/rdf/v1#isMemberOfMADSCollection> <http://id.loc.gov/authorities/subjects/collection_SubdivideGeographically> .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/12520365> .
<http://id.loc.gov/resources/works/12520365> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/12520365> <http://id.loc.gov/ontologies/bflc/aap> "Abbasi, S. A. (Shahid A.) Wastewater treatment with aquatic plants" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/15218138> .
<http://id.loc.gov/resources/works/15218138> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/15218138> <http://id.loc.gov/ontologies/bflc/aap> "Acres Consulting Services Reuse of waste SO₂ and phosphate sewage sludges by solidification with lime and fly ash" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/12564107> .
<http://id.loc.gov/resources/works/12564107> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/12564107> <http://id.loc.gov/ontologies/bflc/aap> "Advances in water and wastewater treatment technology" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/12966148> .
<http://id.loc.gov/resources/works/12966148> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/12966148> <http://id.loc.gov/ontologies/bflc/aap> "Alibekov, S. I︠A︡. (Sergeĭ I︠A︡kubovich) Bezreagentnai︠a︡ ochistka t︠s︡iansoderzhashchikh stochnykh vod" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1551830> .
<http://id.loc.gov/resources/works/1551830> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1551830> <http://id.loc.gov/ontologies/bflc/aap> "Aspetti biochimici e microbiologici dei processi depurativi naturali ed artificiali delle acque di rifiuto" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1336418> .
<http://id.loc.gov/resources/works/1336418> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1336418> <http://id.loc.gov/ontologies/bflc/aap> "Benjes, Henry H. Handbook of biological wastewater treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1731522> .
<http://id.loc.gov/resources/works/1731522> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1731522> <http://id.loc.gov/ontologies/bflc/aap> "Berryhill, Donnie W. Design guides for biological wastewater treatment processes" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/14338057> .
<http://id.loc.gov/resources/works/14338057> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/14338057> <http://id.loc.gov/ontologies/bflc/aap> "Biofilms in wastewater treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/18604232> .
<http://id.loc.gov/resources/works/18604232> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/18604232> <http://id.loc.gov/ontologies/bflc/aap> "Biological treatment of solid waste" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/15887286> .
<http://id.loc.gov/resources/works/15887286> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/15887286> <http://id.loc.gov/ontologies/bflc/aap> "Biological wastewater treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1554489> .
<http://id.loc.gov/resources/works/1554489> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1554489> <http://id.loc.gov/ontologies/bflc/aap> "Biologicheskai︠a︡ ochistka khromsoderzhashchikh promyshlennykh stochnykh vod" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/18550484> .
<http://id.loc.gov/resources/works/18550484> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/18550484> <http://id.loc.gov/ontologies/bflc/aap> "Bioremediation of wastewater" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1019898> .
<http://id.loc.gov/resources/works/1019898> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1019898> <http://id.loc.gov/ontologies/bflc/aap> "Biosensors and environmental biotechnology" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1950791> .
<http://id.loc.gov/resources/works/1950791> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1950791> <http://id.loc.gov/ontologies/bflc/aap> "Biotechnology of waste treatment and exploitation" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1021897> .
<http://id.loc.gov/resources/works/1021897> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1021897> <http://id.loc.gov/ontologies/bflc/aap> "Biotreatment of agricultural wastewater" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1478318> .
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<http://id.loc.gov/resources/works/1478318> <http://id.loc.gov/ontologies/bflc/aap> "Biotreatment systems" .
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<http://id.loc.gov/resources/works/1709798> <http://id.loc.gov/ontologies/bflc/aap> "Busch, Arthur Winston, 1926- Aerobic biological treatment of waste waters: principles and practice" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1695220> .
<http://id.loc.gov/resources/works/1695220> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
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<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1789355> .
<http://id.loc.gov/resources/works/1789355> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1789355> <http://id.loc.gov/ontologies/bflc/aap> "Cardon, Doyle Removal of nitrate from agricultural tile drainage by a symbiotic process" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1164631> .
<http://id.loc.gov/resources/works/1164631> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1164631> <http://id.loc.gov/ontologies/bflc/aap> "Cheremisinoff, Nicholas P. Biotechnology for waste and wastewater treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/12586155> .
<http://id.loc.gov/resources/works/12586155> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/12586155> <http://id.loc.gov/ontologies/bflc/aap> "Constructed wetlands for wastewater treatment in cold climates" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/12211513> .
<http://id.loc.gov/resources/works/12211513> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/12211513> <http://id.loc.gov/ontologies/bflc/aap> "Constructed wetlands treatment of municipal wastewaters" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/14214659> .
<http://id.loc.gov/resources/works/14214659> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/14214659> <http://id.loc.gov/ontologies/bflc/aap> "Costa, Antonio Carlos A. da An emerging biotechnology for metal containing waste water treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/13898325> .
<http://id.loc.gov/resources/works/13898325> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/13898325> <http://id.loc.gov/ontologies/bflc/aap> "Crites, Ronald W. Natural wastewater treatment systems" .
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<http://id.loc.gov/resources/works/18273394> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/18273394> <http://id.loc.gov/ontologies/bflc/aap> "Crites, Ronald W. Natural wastewater treatment systems" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/16313276> .
<http://id.loc.gov/resources/works/16313276> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/16313276> <http://id.loc.gov/ontologies/bflc/aap> "Cui, Lihua, 1963- Wu shui chu li de ren gong shi di gou jian ji shu" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1354718> .
<http://id.loc.gov/resources/works/1354718> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1354718> <http://id.loc.gov/ontologies/bflc/aap> "Dart, R. K. Microbiological aspects of pollution control" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/11849932> .
<http://id.loc.gov/resources/works/11849932> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/11849932> <http://id.loc.gov/ontologies/bflc/aap> "Das Mikroskopische Bild bei der biologischen Abwasserreinigung" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/15850433> .
<http://id.loc.gov/resources/works/15850433> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/15850433> <http://id.loc.gov/ontologies/bflc/aap> "Denbutsu genʼyōka gijutsu" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1162094> .
<http://id.loc.gov/resources/works/1162094> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1162094> <http://id.loc.gov/ontologies/bflc/aap> "Ecological engineering for wastewater treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/10345016> .
<http://id.loc.gov/resources/works/10345016> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/10345016> <http://id.loc.gov/ontologies/bflc/aap> "Emde, Wilhelm von der Beitrag zu Versuchen zur Abwasserreinigung mit belebtem Schlamm" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/12500184> .
<http://id.loc.gov/resources/works/12500184> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
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<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/13865593> .
<http://id.loc.gov/resources/works/13865593> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/13865593> <http://id.loc.gov/ontologies/bflc/aap> "Factors influencing the reliability of enhanced biological phosphorus removal" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/16529429> .
<http://id.loc.gov/resources/works/16529429> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/16529429> <http://id.loc.gov/ontologies/bflc/aap> "Fei shui sheng wu chu li gong cheng she ji shi li xiang jie" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/16230474> .
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<http://id.loc.gov/resources/works/16230474> <http://id.loc.gov/ontologies/bflc/aap> "Fei shui sheng wu chu li li lun yu xin ji shu" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/16287725> .
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<http://id.loc.gov/resources/works/16287725> <http://id.loc.gov/ontologies/bflc/aap> "Fei wu sheng wu chu li" .
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<http://id.loc.gov/resources/works/16115504> <http://id.loc.gov/ontologies/bflc/aap> "Han, Xiaoyun Di wen sheng wu mo ji qi wei sheng wu te xing de yan jiu" .
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<http://id.loc.gov/resources/works/16543910> <http://id.loc.gov/ontologies/bflc/aap> "Jiao hua fei shui chu li ji shu" .
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<http://id.loc.gov/resources/works/1937678> <http://id.loc.gov/ontologies/bflc/aap> "Rogers, Fiona E. J. Wetlands for wastewater treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/14993041> .
<http://id.loc.gov/resources/works/14993041> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/14993041> <http://id.loc.gov/ontologies/bflc/aap> "Sawyer, Clair N. Nitrification and denitrification facilities" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/19594276> .
<http://id.loc.gov/resources/works/19594276> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/19594276> <http://id.loc.gov/ontologies/bflc/aap> "Scheyer, Nadine, 1983- Aerobe Schwarzwasserbehandlung" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/13232918> .
<http://id.loc.gov/resources/works/13232918> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/13232918> <http://id.loc.gov/ontologies/bflc/aap> "Sensor technology for water quality monitoring" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/15406483> .
<http://id.loc.gov/resources/works/15406483> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/15406483> <http://id.loc.gov/ontologies/bflc/aap> "Serrano, Susana Guidelines for the identification of ciliates in waste water treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/18283515> .
<http://id.loc.gov/resources/works/18283515> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/18283515> <http://id.loc.gov/ontologies/bflc/aap> "Stefanakis, Alexandros, 1982- Vertical flow constructed wetlands" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/17881565> .
<http://id.loc.gov/resources/works/17881565> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/17881565> <http://id.loc.gov/ontologies/bflc/aap> "Stottmeister, Ulrich Beitrag zur Technikgeschichte Mitteldeutschlands" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/20142851> .
<http://id.loc.gov/resources/works/20142851> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/20142851> <http://id.loc.gov/ontologies/bflc/aap> "Strategies for bioremediation of organic and inorganic pollutants" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/10346682> .
<http://id.loc.gov/resources/works/10346682> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/10346682> <http://id.loc.gov/ontologies/bflc/aap> "Strehl, Rolf, 1923- Beitrag zur Technik der Abwasserreinigung mit belebtem Schlamm" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/1805732> .
<http://id.loc.gov/resources/works/1805732> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/1805732> <http://id.loc.gov/ontologies/bflc/aap> "Texas Tech University. Water Resources Center. Development of an unconventional approach to nitrification-denitrification" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/10294664> .
<http://id.loc.gov/resources/works/10294664> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/10294664> <http://id.loc.gov/ontologies/bflc/aap> "Tropfkörper und Belebungsbecken" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://id.loc.gov/ontologies/bflc/subjectOf> <http://id.loc.gov/resources/works/18107202> .
<http://id.loc.gov/resources/works/18107202> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://id.loc.gov/ontologies/bibframe/Work> .
<http://id.loc.gov/resources/works/18107202> <http://id.loc.gov/ontologies/bflc/aap> "Tsuda, Matsunae, 1911-1975 Osui seibutsugaku" .
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<http://id.loc.gov/resources/works/1287196> <http://id.loc.gov/ontologies/bflc/aap> "University of Texas at Austin. Center for Research in Water Resources. The inactivation of poliovirus, bacteriophage of E. Coli B and enteric bacteria in biological waste treatment systems" .
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<http://id.loc.gov/resources/works/12141097> <http://id.loc.gov/ontologies/bflc/aap> "Wastewater biology. The habitats" .
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<http://id.loc.gov/resources/works/13915392> <http://id.loc.gov/ontologies/bflc/aap> "Wastewater treatment using enzymes" .
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<http://id.loc.gov/resources/works/16821009> <http://id.loc.gov/ontologies/bflc/aap> "WET shuhō o katsuyōshita mizu kankyō kanri shuhō kentō chōsa hōkokusho" .
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<http://id.loc.gov/resources/works/14829291> <http://id.loc.gov/ontologies/bflc/aap> "Wiesmann, Udo Fundamentals of biological wastewater treatment" .
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<http://id.loc.gov/resources/works/16544071> <http://id.loc.gov/ontologies/bflc/aap> "Wu ni sheng wu chu li ji shu" .
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<http://id.loc.gov/resources/works/13826115> <http://id.loc.gov/ontologies/bflc/aap> "Young, James C. Respirometry for environmental science and engineering" .
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<http://id.worldcat.org/fast/1113768> <http://www.w3.org/2004/02/skos/core#prefLabel> "Sewage--Purification--Biological treatment" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#closeMatch> <http://datos.bne.es/resource/XX663736> .
<http://datos.bne.es/resource/XX663736> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2004/02/skos/core#Concept> .
<http://datos.bne.es/resource/XX663736> <http://www.w3.org/2004/02/skos/core#prefLabel> "Aguas residuales--Tratamiento biológico"@es .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#broadMatch> <http://id.worldcat.org/fast/1113770> .
<http://id.worldcat.org/fast/1113770> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2004/02/skos/core#Concept> .
<http://id.worldcat.org/fast/1113770> <http://www.w3.org/2004/02/skos/core#prefLabel> "Sewage--Purification--Biological treatment--Environmental aspects" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#broadMatch> <http://id.worldcat.org/fast/1113769> .
<http://id.worldcat.org/fast/1113769> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2004/02/skos/core#Concept> .
<http://id.worldcat.org/fast/1113769> <http://www.w3.org/2004/02/skos/core#prefLabel> "Sewage--Purification--Biological treatment--Costs" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#broadMatch> <http://id.worldcat.org/fast/1113771> .
<http://id.worldcat.org/fast/1113771> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2004/02/skos/core#Concept> .
<http://id.worldcat.org/fast/1113771> <http://www.w3.org/2004/02/skos/core#prefLabel> "Sewage--Purification--Biological treatment--Evaluation" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#broadMatch> <http://id.worldcat.org/fast/1113773> .
<http://id.worldcat.org/fast/1113773> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2004/02/skos/core#Concept> .
<http://id.worldcat.org/fast/1113773> <http://www.w3.org/2004/02/skos/core#prefLabel> "Sewage--Purification--Biological treatment--Mathematical models" .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#inScheme> <http://id.loc.gov/authorities/subjects> .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#altLabel> "Biological nutrient removal (Sewage treatment)"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#altLabel> "BNR (Sewage treatment)"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#altLabel> "Sewage--Biological treatment"@en .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#changeNote> _:b706iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b706iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://purl.org/vocab/changeset/schema#ChangeSet> .
_:b706iddOtlocdOtgovauthoritiessubjectssh85120466 <http://purl.org/vocab/changeset/schema#subjectOfChange> <http://id.loc.gov/authorities/subjects/sh85120466> .
_:b706iddOtlocdOtgovauthoritiessubjectssh85120466 <http://purl.org/vocab/changeset/schema#creatorName> <http://id.loc.gov/vocabulary/organizations/dlc> .
_:b706iddOtlocdOtgovauthoritiessubjectssh85120466 <http://purl.org/vocab/changeset/schema#createdDate> "2006-03-10T00:00:00"^^<http://www.w3.org/2001/XMLSchema#dateTime> .
_:b706iddOtlocdOtgovauthoritiessubjectssh85120466 <http://purl.org/vocab/changeset/schema#changeReason> "new"^^<http://www.w3.org/2001/XMLSchema#string> .
<http://id.loc.gov/authorities/subjects/sh85120466> <http://www.w3.org/2004/02/skos/core#changeNote> _:b714iddOtlocdOtgovauthoritiessubjectssh85120466 .
_:b714iddOtlocdOtgovauthoritiessubjectssh85120466 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://purl.org/vocab/changeset/schema#ChangeSet> .
_:b714iddOtlocdOtgovauthoritiessubjectssh85120466 <http://purl.org/vocab/changeset/schema#subjectOfChange> <http://id.loc.gov/authorities/subjects/sh85120466> .
_:b714iddOtlocdOtgovauthoritiessubjectssh85120466 <http://purl.org/vocab/changeset/schema#creatorName> <http://id.loc.gov/vocabulary/organizations/dlc> .
_:b714iddOtlocdOtgovauthoritiessubjectssh85120466 <http://purl.org/vocab/changeset/schema#createdDate> "2006-04-25T14:11:32"^^<http://www.w3.org/2001/XMLSchema#dateTime> .
_:b714iddOtlocdOtgovauthoritiessubjectssh85120466 <http://purl.org/vocab/changeset/schema#changeReason> "revised"^^<http://www.w3.org/2001/XMLSchema#string> .