ZAKRZEWSKA, Olga. Energy security in Russian–EU relations in the context of import–export interdependencies. Kwartalnik Kolegium Ekonomiczno-Społecznego. Studia i Prace, [S. l.], n. 1, p. 153–171, 2014. DOI: 10.33119/KKESSiP.2014.1.7. Disponível em: https://econjournals.sgh.waw.pl/kwes/article/view/302. Acesso em: 19 may. 2024.