DERWICH, Marek. Ciepła - the unknown Benedictine provostry. Our Past, [S. l.], v. 75, p. 29–64, 1991. DOI: 10.52204/np.1991.75.29-64. Disponível em: https://ojs.academicon.pl/np/article/view/7068. Acesso em: 22 jul. 2024.