DE BRUIN, Renger E. The religious identity of the Teutonic Order Bailiwick of Utrecht, 1560–2006. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders. Online. 30 December 2018. Vol. 23, pp. 235-271. [Accessed 27 February 2025]. DOI 10.12775/OM.2018.009.