Zobacz publikacje autora
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 12 (2003). Die Ritterorden in der europäischen Wirtschaft des Mittelalters
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 14 (2007). Die Ritterorden als Träger der Herrschaft: Territorien, Grundbesitz und Kirche
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 15 (2010). Die Rolle der Schriftlichkeit in den Geistlichen Ritterorden des Mittelalters
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 18 (2013)
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 17 (2012)
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 16 (2011). Die Ritter Orden in um Bruchsund Krisen Zeiten. The military orders in times of change and crisis
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 19 (2014)
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 20 (2015)
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 22 (2017)
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 21 (2016)
- Ordines Militares. Yearbook for the Study of the Military Orders, vol. 23 (2018)