Czaja, Arkadiusz Mirosław. “A SELECTION OF ISSUES CONCERNING FRIDAY AS THE DAY OF PENANCE IN THE ASPECT OF CANON LAW”. Review of European and Comparative Law 24, no. 1 (December 20, 2020): 69–88. Accessed July 22, 2024. https://czasopisma.kul.pl/index.php/recl/article/view/11800.