Szyrwiński, Jan. “Cracow Castellan – Jan from Pilcza Economic and Chantry Activity. Profile Against a Background of Chosen Iuniores Faction Members Activity”. Saeculum Christianum. Historical Writings 22 (September 20, 2016): 78–87. Accessed July 22, 2024. https://czasopisma.uksw.edu.pl/index.php/sc/article/view/218.