Koch, Lene. “Anti-Communism in the American, Labor Movements. Reflections on the Communist Expulsions in 1949-50”. American Studies in Scandinavia 13, no. 2 (September 1, 1981): 93–110. Accessed July 1, 2024. https://rauli.cbs.dk/index.php/assc/article/view/1214.