“The Geology and Petrology of the Precambrian Rocks to the North-East of the Fjord Qagssit, Frederikshåb District, South-West Greenland”. Bulletin Grønlands Geologiske Undersøgelse 103 (November 30, 1972): 1–98. Accessed November 11, 2025. https://geusjournals.org/index.php/bullggu/article/view/6644.