VON GÜTTNER-SPORZYŃSKI, Darius. Evolution and Adaptation: The Order of Saint John in War and Peace. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders, [S. l.], v. 18, p. 205–217, 2013. DOI: 10.12775/OM.2013.010. Disponível em: https://apcz.umk.pl/OM/article/view/OM.2013.010. Acesso em: 12 mar. 2026.