Ekdahl, Sven. “Der 1. Thorner Frieden (1411) Im Spiegel Der Söldnerfrage”. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders 18 (August 1, 2013): 67–79. Accessed July 5, 2025. https://apcz.umk.pl/OM/article/view/OM.2013.005.