Escher, J., and T. Nielsen. “Reconnaissance Mapping of the Precambrian Rocks Between Uivaq (63°03’N) and Bernstorffs Isfjord (63°38’N), South-East Greenland”. Rapport Grønlands Geologiske Undersøgelse, vol. 110, Dec. 1982, pp. 77-80, doi:10.34194/rapggu.v110.7802.