SZURLEJ, Jan. Reforma sakramentu chorych. Śląskie Studia Historyczno-Teologiczne, [S. l.], v. 7, p. 289–299, 1974. Disponível em: https://journals.us.edu.pl/index.php/ssht/article/view/22427. Acesso em: 6 grudz. 2025.