GRACZYK, W. “De heresibusetextirpacionehereticorum in dioecesiplocensi”. Was there an organized Hussite movement in the Mazovian part of the Płockdiocese in the mid-15th century?. Saeculum Christianum, [S. l.], v. 26, n. 2, p. 61–70, 2020. DOI: 10.21697/sc.2019.26.2.5. Disponível em: https://czasopisma.uksw.edu.pl/index.php/sc/article/view/5384. Acesso em: 2 maj. 2024.