POTKAŃSKA, M.; WOJNICZ, L. Poland as a Member of NATO’s Open Door Policy. The Copernicus Journal of Political Studies, [S. l.], n. 2 (2), 2018. DOI: 10.12775/18372. Disponível em: https://apcz.umk.pl/CJPS/article/view/18372. Acesso em: 28 mar. 2024.