Mol, Johannes A. “The Knight Brothers from the Low Countries in the Conflict Between the Westphalians and the Rhinelanders in the Livonian Branch of the Teutonic Order”. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders 20 (May 10, 2016): 123–144. Accessed April 18, 2025. https://apcz.umk.pl/OM/article/view/OM.2015.006.