"Chaim Shalem". The Holocaust Martyrs' and Heroes' Remembrance Authority (YadVashem.org). Archived from the original on 2007-09-26. Retrieved 2007-07-06.
Finger, Seymour (1984). American Jewry During the Holocaust. New York: Holmes & Meier Pub. p. 22. ISBN978-0-8419-7506-4. OCLC11882160.
yadvashem.org
www1.yadvashem.org
"Chaim Shalem". The Holocaust Martyrs' and Heroes' Remembrance Authority (YadVashem.org). Archived from the original on 2007-09-26. Retrieved 2007-07-06.