Kalsbeek, F., and B. Leake. “The Chemistry and Origin of Some Basement Amphibolites Between Ivigtut and Frederikshåb, South-West Greenland”. Meddelelser om Grønland 190, no. 4 (October 30, 1970): 36 pp. Accessed December 28, 2025. https://tidsskrift.dk/meddrgroenland/article/view/150330.