Kalsbeek, F. and Skjernaa, L. 1999. The Archaean Atâ intrusive complex (Atâ tonalite), north-east Disko Bugt, West Greenland. Geology of Greenland Survey Bulletin. 181, (Jul. 1999), 103–112. DOI:https://doi.org/10.34194/ggub.v181.5118.