KWIATKOWSKI, Stefan. Verlorene Schlachten und Gefallene in der geistigen Tradition des Deutschen Ordens. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders. Online. 1 July 2011. Vol. 16, pp. 141-157. [Accessed 27 April 2024]. DOI 10.12775/OM.2011.009.