MARCINKO, M.; ROGALA, B. The Ukrainian Crisis: A Test for International Law?. Polish Review of International and European Law, [S. l.], v. 5, n. 1, p. 37–71, 2017. DOI: 10.21697/priel.2016.5.1.02. Disponível em: https://czasopisma.uksw.edu.pl/index.php/priel/article/view/1855. Acesso em: 21 nov. 2024.