Bridgwater, D, A Escher, D.F Nash, and J Watterson. 1973. “Investigations on the Nagssugtoqidian Boundary Between Holsteinsborg and Kangâmiut, Central West Greenland”. Rapport Grønlands Geologiske Undersøgelse 55 (January). Copenhagen, Denmark:22-25. https://doi.org/10.34194/rapggu.v55.7343.