{{cite web |url=https://marcus.uib.no/instance/webresource/0fe11d49-212a-4520-a494-bbb53837419b |title=Diplom datert 1507, 2. mars. Tønsberg. Trykt i Diplomatarium Norvegicum B.4. Nr. 1047 |author=Avdeling for spesialsamlinger |accessdate=Sun Oct 06, 2024 |publisher=University of Bergen Library}}