“Sanerutian Appinitic Rocks and Gardar Dykes and Diatremes, North of Narssarssuaq, South Greenland”. Bulletin Grønlands Geologiske Undersøgelse 57 (July 15, 1965): 1–66. Accessed November 10, 2025. https://geusjournals.org/index.php/bullggu/article/view/6591.