G. Voerman, De meridiaan van Moskou. De CPN en de Communistische Internationale 1919-1930. BMGN - Low Countries Historical Review, [S. l.], v. 117, n. 2, p. 264–266, 2002. DOI: 10.18352/bmgn-lchr.5695. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106535.. Acesso em: 19 oct. 2024.