NAUMOWICZ, J. Geneza święta "Natale Petri de cathedra". Vox Patrum, [S. l.], v. 46, p. 255–264, 2004. DOI: 10.31743/vp.6816. Disponível em: https://czasopisma.kul.pl/index.php/vp/article/view/6816. Acesso em: 29 mar. 2024.