Berlin Jewish Institution

Kirchner, which was in Berlin's Brücke Museum. On display in Cologne in 1937, it had been sold for 3,000 Reichsmark by a Jewish family residing in Switzerland

Klage An. * Astrid Ley, Annette Hinz-Wessels (editors): The “Euthanasia Institution” of Brandenburg an der Havel. - Murder of the ill and handicapped during

Rosenzweig）主持的讀書會，1924年，他發表的對科恩和斯賓諾莎的研究獲得了正在主持柏林猶太研究學院（英语：Berlin Jewish Institution）的尤里烏斯·古特曼（英语：Julius Guttmann）的欣賞。 1925年，受古特曼聘請，任職於柏林猶太研究學院。19

Gilboa, Amos; Ṭal, Rami , 编. The Jewish People Policy Planning Institute Planning Assessment, 2004–2005: The Jewish People Between Thriving and Decline

1995: 29. ISBN 978-156-399-0.  Hammer, Jill. The Jewish book of days: a companion for all seasons. Jewish Publication Society. 2006: 224. ISBN 0-8276-0831-4