CHALUPA, R. Sowjetunion 1990/91. Czech Journal of International Relations, Prague, Czech Republic, v. 27, n. 3, p. 84–86, 1992. DOI: 10.32422/cjir.1370. Disponível em: https://cjir.iir.cz/index.php/cjir/article/view/1370. Acesso em: 24 nov. 2024.