PĄCZEK, M. EU citizenship and the member states’ own competence regulating the conditions of obtaining or forfeiting national citizenship. The Opole Studies in Administration and Law, [S. l.], v. 17, n. 4, p. 107–126, 2020. DOI: 10.25167/osap.1892. Disponível em: https://czasopisma.uni.opole.pl/index.php/osap/article/view/1892. Acesso em: 21 nov. 2024.