Nielsen, B.L. “Radioactive Albitites Bordering the Ilímaussaq Complex: Agpat and Søndre Siorarssuit”. Rapport Grønlands Geologiske Undersøgelse 103 (December 31, 1981): 119–123. Accessed July 3, 2024. https://geusjournals.org/index.php/rapggu/article/view/7739.