l. h., « Norges Geologi. By Olaf Holtedahl. 2 vols., 1118 pp., with 485 text-figures, 24 plates, including two maps in colour—a geological map and a glacial map, scale 1/1 million. Norges Geologiske Undersøkelse, Nr. 164, Oslo, 1953. Price 70 kroner », Geological Magazine, vol. 92, , p. 87–88 (DOI10.1017/S0016756800063366)
geoforskning.no
(no) Mangerud, « Geoprofilen: Bjørn G. Andersen – En bauta i norsk geologi », Geoforskning, vol. 6/2011, no 6, (lire en ligne, consulté le )
royalsoced.org.uk
Biographical Index of Former Fellows of the Royal Society of Edinburgh 1783–2002, The Royal Society of Edinburgh, (ISBN0-902-198-84-X, lire en ligne).