Wangensteen Bjørn, Eiken Trond, Ødegård Rune S., and Sollid Johan Ludvig. 2007. “Measuring Coastal Cliff Retreat in the Kongsfjorden Area, Svalbard, using Terrestrial Photogrammetry”. Polar Research 26 (1):14-21. https://doi.org/10.3402/polar.v26i1.6202.