KRAJNIAK, R. Maciej Dorna, Die Brüder des Deutschen Ordens in Preußen 1228–1309. Eine. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders, [S. l.], v. 19, p. 260–262, 2015. DOI: 10.12775/OM.2014.015. Disponível em: https://apcz.umk.pl/OM/article/view/OM.2014.015. Acesso em: 23 jul. 2024.