Allg. dt. Biogr. (Angelus Silesius, pseud. of Johann Scheffler, b. 1624, d. 7/9/1677)
Angelus Silesius. Heilige Seelen-Lust, c2004 t.p. (Angelus Silesius) prelim. p. 8 (assumed name of "Johann Angelus", June 12, 1653; added the national designation "Silesius" to distinguish it from a contemporary similar name) facsim. of original t.p. (Johann Angelo Silesio)
Brittanica, 15th ed. (Scheffler, Johannes, pen name Angelus Silesius (1624-1677))
Brockhaus Enz. (Angelus Silesius, really Johann Scheffler; b. 1624, d. 7/9/1677)
Collier's (Angelus Silesius (1624-1677) the "Silesian Angel", born Johannes Scheffler)
Deutsches Pseudonymen-Lexikon p. 37 (Bonamicus, Christianus = Scheffler, Johann [i.e. Angelus Silesius])
Grosse Brockhaus (Angelus Silesius, lat. "Schlesischer Bote", pseud. of Johannes Scheffler; b. 1624, d. 7/9/1677)
Grove Music Online, WWW site, April 8, 2005 (Angelus Silesius(, Johann) (Scheffler, Johannes) (b. Breslau (now Wrocław), Dec. 1624; d. Breslau, July 9, 1677). German poet. A clash with the Protestant censor led to his conversion to Catholicism on 12 June 1653, on which occasion he assumed the name of (Johann) Angelus Silesius.)
His Cherubinischer Wandersmann ... 1895.
Kosian, J. Mistyka Śląska, 2001 t.p. (Anioł Ślązak)
Neue dt. Biogr. (Angelus Silesius, really Johannes Scheffler; b. 1624, d. 7/9/1677)
Send-Schreiben Christiani Bonamici an H. D. Schefflern, der heil. Römisch. Kirchen Priestern und Fürstl. Bischofflichen Bresslauischen Rath, 1665
Wiśniewska, K. J. Teologia Angelusa Silesiusa (Jana Schefflera), 1984 t.p. (Jana Schefflera)