KAMCZYK, Wojciech. Tom 32 (1999). Śląskie Studia Historyczno-Teologiczne, [S. l.], v. 32, p. 411–413, 1999. Disponível em: https://journals.us.edu.pl/index.php/ssht/article/view/20059. Acesso em: 5 luty. 2026.