SOBAŃSKI, Remigiusz. Teoria prawa kościelnego. Canon Law. Legal and Historical Quarterly, [S. l.], v. 31, n. 1-2, p. 3–12, 1988. DOI: 10.21697/pk.1988.31.1-2.01. Disponível em: https://czasopisma.uksw.edu.pl/index.php/pk/article/view/4221. Acesso em: 11 dec. 2025.