TRYBKA, W. A mediator in administrative proceedings. The Opole Studies in Administration and Law, [S. l.], v. 16, n. 1 (4), p. 117–131, 2019. DOI: 10.25167/osap.1166. Disponível em: https://czasopisma.uni.opole.pl/index.php/osap/article/view/1166. Acesso em: 4 dec. 2024.