44
{{cite web |url=https://marcus.uib.no/instance/reference/c7a16393dee9e9d9905f7b6a01d6d2e2d1a92dff |title=ubb-kk-n-276-009: Hundre elektriske år... (s. 44) |author=Avdeling for spesialsamlinger |accessdate=Fri Apr 19, 2024 |publisher=University of Bergen Library}}