Nová Evropa – strategie diferencované integrace. Czech Journal of International Relations, Prague, Czech Republic, v. 31, n. 2, p. 5–15, 1996. DOI: 10.32422/cjir.1375. Disponível em: https://cjir.suma.software/index.php/cjir/article/view/1375. Acesso em: 12 jan. 2026.