BOLOTENKO, George. The National Archives and Left-Wing Sources from Russia: Records of the Mackenzie-Papineau Battalion, the Communist Party of Canada and Left-Wing Internationals. Labour / Le Travail, [S. l.], v. 37, p. 179–203, 1996. Disponível em: https://www.lltjournal.ca/index.php/llt/article/view/5031. Acesso em: 4 may. 2024.