Mørk Atle, Elvebakk Geir, Forsberg Arne W., Hounslow Mark W., Nakrem Hans Arne, Os Vigran Jorunn, and Weitschat Wolfgang. 1999. “The Type Section of the Vikinghøgda Formation: A New Lower Triassic Unit in Central and Eastern Svalbard”. Polar Research 18 (1):51-82. https://doi.org/10.3402/polar.v18i1.6558.