{{cite web |url=https://marcus.uib.no/instance/webresource/3b74e457-3e7e-49b8-88f0-6d42400967e9 |title=Diplom datert 1476, (25. januar?). Uten sted. Trykt i Diplomatarium Norvegicum B.4. Nr. 981 |author=Avdeling for spesialsamlinger |accessdate=Fri May 10, 2024 |publisher=University of Bergen Library}}