Kalsbeek, F. and Taylor, P. 1989. Programme of geochronology and isotope geochemistry in the Ammassalik region, South-East Greenland: outline and preliminary results. Rapport Grønlands Geologiske Undersøgelse. 146, (Dec. 1989), 13–16. DOI:https://doi.org/10.34194/rapggu.v146.8090.