de Bruin, Renger E. “Eine Gelungene Neuordnung. Die Ballei Utrecht Des Deutschen Ordens, 1753–1795”. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders 21 (April 9, 2017): 189–220. Accessed July 3, 2025. https://apcz.umk.pl/OM/article/view/OM.2016.010.