RYGUŁA, P. Gratian’s Concordia discordantium canonum in the context of the conflict between imperium and sacerdotium in the medieval Europe. The Opole Studies in Administration and Law, [S. l.], v. 15, n. 2, p. 23–35, 2017. DOI: 10.25167/osap.1269. Disponível em: https://czasopisma.uni.opole.pl/index.php/osap/article/view/1269. Acesso em: 22 nov. 2024.