STOPKA, Krzysztof. Martyrs of Sandomierz. Legend and reality. Our Past, [S. l.], v. 80, p. 51–99, 1993. DOI: 10.52204/np.1993.80.51-99. Disponível em: https://ojs.academicon.pl/np/article/view/7230. Acesso em: 20 may. 2024.