MOŻDŻEŃ, Julia. Sławomir Zonenberg, Kronika Szymona Grunaua. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders. Online. 1 July 2011. Vol. 16, pp. 341-342. [Accessed 5 July 2025]. DOI 10.12775/NO_DOI_2011_17.