Bridgwater, D., Escher, A., Nash, D. and Watterson, J. 1973. Investigations on the Nagssugtoqidian boundary between Holsteinsborg and Kangâmiut, central West Greenland. Rapport Grønlands Geologiske Undersøgelse. 55, (Jan. 1973), 22–25. DOI:https://doi.org/10.34194/rapggu.v55.7343.