ŚMIGERSKA-BELCZAK , Iwona. 30 years of integration in the Baltic Sea Region: security against the background of the current geopolitical situation . Kwartalnik Kolegium Ekonomiczno-Społecznego. Studia i Prace, [S. l.], n. 2(38), p. 49–65, 2019. Disponível em: https://econjournals.sgh.waw.pl/kwes/article/view/2267. Acesso em: 16 kwi. 2024.