Kubicki, Rafał. “Jan Gancewski, Folwarki państwa Zakonu krzyżackiego W Prusach W Latach 1466–”. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders 19 (July 13, 2015): 263–266. Accessed May 2, 2026. https://apcz.umk.pl/OM/article/view/OM.2014.016.