found: His Zur Geschichte des XII. und XIII. Jahrhunderts, 1965:t.p. (von Paul Scheffer-Boichorst ... Nachdruck mit Genehmigung vom Matthiesen Verlag, Lübeck)
found: Scheffer-Boichorst, Paul. Die Neuordnung der Papstwahl durch Nikolaus II, 1879:title page (von Paul Scheffer-Boichorst )
found: German Wikipedis, October 20, 2020(Paul Scheffer-Boichorst (born 25 May 1843 in Elberfeld; died 17 January 1902 in Berlin); German historian)
found: Deutsche Nationalbibliothek, October 20, 2020(Scheffer-Boichorst, Paul; gender: male; other names: Scheffer Boichorst, Paul; Boichorst, Paul Scheffer-; Scheffer-Boichorst, Paul Theodor Gustav; Scheffer, Paul; life dates: 1843-1902; born: Elberfeld; died: Berlin; occupation: historian, college teacher; other information: German church historian; professor of history in Strasbourg (1876-1890) and Berlin (from 1890); organization links: Friedrich-Wilhelms-Universität Berlin. Historisches Seminar (Director); Monumenta Germaniae Historica) - http://d-nb.info/gnd/118606859
