KORCZAK , J. A spa municipality in the Polish law. The Opole Studies in Administration and Law, [S. l.], v. 16, n. 1 (1), p. 99–118, 2019. DOI: 10.25167/osap.209. Disponível em: https://czasopisma.uni.opole.pl/index.php/osap/article/view/209. Acesso em: 22 nov. 2024.