BORCHARDT, Karl. The Templars at the Roman Curia in the thirteenth century: a network?. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders. Online. 10 May 2016. Vol. 20, pp. 25-38. [Accessed 23 July 2024]. DOI 10.12775/OM.2015.002.