Nielsen, B.L. “Preliminary Report on the Core Drillings in the Radioactive Rocks of Kvanefjeld in the Ilímaussaq Intrusion”. Rapport Grønlands Geologiske Undersøgelse 28 (January 1, 1970): 33–35. Accessed November 27, 2024. https://geusjournals.org/index.php/rapggu/article/view/7231.