{{cite web |url=https://marcus.uib.no/instance/webresource/ef190d69-eaac-4690-9477-5f9ee5aa30d4 |title=Diplom datert 1493, 1. juni. Tvilde (Voss, Hordaland). Trykt i Diplomatarium Norvegicum B.6. Nr. 618 |author=Avdeling for spesialsamlinger |accessdate=Thu Apr 25, 2024 |publisher=University of Bergen Library}}