^Jung, C.G. Symbols of Transformation, (Princeton, N.J.: Bolligen/Princeton University Press, 1976)
^Mikhail Krutikov, "Kabbalah, Dada, Communism: Meir Wiener's Lehjahre in Switzeland during World War I" in Tamar Lewinsky & Sandrine Mayoraz, East European Jews in Switzerland, Walter de Gruyter (2013), p. 216