Nielsen, T.F.D, and J.C Escher. “Reconnaissance Investigations in the Skjoldungen Region, South-East Greenland”. Rapport Grønlands Geologiske Undersøgelse 140 (December 31, 1988): 72–76. Accessed November 27, 2024. https://geusjournals.org/index.php/rapggu/article/view/8040.