found: Fischer, Ruth. Stalin and German communism, 1948:introduction (German Communist Party (KPD))
found: Die rote Fahne, November 23, 1918:title page (Die rote Fahne : Zentralorgan des Spartakusbundes)
found: Die rote Fahne, January 8, 1919:title page (Die rote Fahne : Zentralorgan der Kommunistischen Partei Deutschlands (Spartakusbund))
found: Brockhaus Enzyklopädie, 1973(under Spartakusbund: a radical, left, revolutionary association founded in 1917 by Karl Liebknecht and Rosa Luxemburg; at a party conference of 1918/1919 its name was changed to Kommunistische Partei Deutschlands)
found: Niedersächsische Arbeiter-Zeitung (Braunschweig, Germany), January 3, 1921:title page (... der Vereinigten Kommunistischen Partei Deutschlands)
found: Honecker, Erich. Rede auf der Festveranstaltung anlässlich des 70. Jahrestages der Gründung der Kommunistischen Partei Deutschlands, Berlin, 29. Dezember 1988, 1989:title page (... der Kommunistischen Partei Deutschlands)
found: Honecker, Erich. Discurso pronunciado en el acto solemne con motivo del 70 aniversario de la fundación del Partido Comunista de Alemania, 1989:title page (Partido Comunista de Alemania)
found: Kyōsantō no soshiki to kōsei, 1929:title page (Doitsu Kyōsantō) page 7 (Doitsu Kyōsantō; it is a branch of Kyōsantō Intanashonaru [Communist International; x-reference as subdivision not added at this time])
found: Cent jours de lutte, 1933:title page (P.C.A.) page 21 (Parti communiste d'Allemagne)
found: German Wikipedia, viewed December 4, 2023(Kommunistische Partei Deutschlands; KPD; the historical Communist Party of Germany; in existence from 1919 to 1956; after World War II, the Communist Party in East Germany was forcibly merged with the Social Democratic Party (SPD) to form the Sozialistische Einheitspartei Deutschlands (SED); the KPD existed in West Germany until it was declared illegal in 1956)
found: Deutsche Nationalbibliothek online catalog, viewed December 4, 2023(authorized access point: Kommunistische Partei Deutschlands (Deutsches Reich); other data in authority record: formed at the beginning of 1919 out of a merger between Spartakusbund and Bremer Linksradikale; it was dissolved in 1933, although it continued its activities illegally in the underground)
