SARNOWSKY, Jürgen. Die Ritterorden und der Krieg von St. Sabas. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders. Online. 1 July 2012. Vol. 17, pp. 69-80. [Accessed 27 July 2024]. DOI 10.12775/OM.2012.005.