“The Chemistry and Origin of Some Basement Amphibolites Between Ivigtut and Frederikshåb, South-West Greenland”. Bulletin Grønlands Geologiske Undersøgelse 90 (November 30, 1970): 1–36. Accessed November 12, 2025. https://geusjournals.org/index.php/bullggu/article/view/6630.