RATAJCZAK, Krzysztof. Apostolic Legates in Poland in the Middle Ages and Their Role in Adopting Particular Ecclesiastical Legislation by the Polish Church – Educational Aspects. Biuletyn Historii Wychowania, [S. l.], n. 38, p. 53–65, 2018. DOI: 10.14746/bhw.2018.38.22. Disponível em: https://pressto.amu.edu.pl/index.php/bhw/article/view/20134. Acesso em: 25 kwi. 2024.