Megargee, Geoffrey P., ed. (2009). "The United States Holocaust Memorial Museum Encyclopedia of Camps and Ghettos, 1933–1945: Volume I: Early Camps, Youth Camps, and Concentration Camps and Subcamps under the SS-Business Administration Main Office (WVHA)". The United States Holocaust Memorial Museum encyclopedia of camps and ghettos, 1933-1945. Vol. 1, Early camps, youth camps, and concentration camps and subcamps under the SS-Business Administration Main Office (WVHA). Bloomington: Indiana University Press. pp. 30–31. ISBN9780253003508. OCLC644542383.