FAVREAU-LILIE, Marie-Luise. In memoriam: Hans Eberhard Mayer (1932‒2023). Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders, [S. l.], v. 29, p. 365–367, 2024. DOI: 10.12775/OM.2024.015. Disponível em: https://apcz.umk.pl/OM/article/view/57946. Acesso em: 28 jan. 2025.