Hansen, K, and O Larsen. 1974. “K/Ar Age Determinations on Mesozoic Lamprophyre Dykes Near Ravns Storø, Fiskenæsset Region, Southern West Greenland”. Rapport Grønlands Geologiske Undersøgelse 66 (December). Copenhagen, Denmark:9-11. https://doi.org/10.34194/rapggu.v66.7397.