WUJCZYK, M. The (revised) European Social Charter as the international standard protecting the rights resulting from the social security system in the period of economic and social transformations. The Opole Studies in Administration and Law, [S. l.], v. 16, n. 3, p. 35–47, 2019. DOI: 10.25167/osap.1194. Disponível em: https://czasopisma.uni.opole.pl/index.php/osap/article/view/1194. Acesso em: 6 nov. 2024.