Pedersen A, Larsen L, Ulff-Møller F. Discovery of andesite tuffs with graphite from the Vaigat Formation of south central Nûgssuaq: stratigraphical implications. rapggu [Internet]. 1989 Dec. 31 [cited 2024 Jul. 3];145:42-5. Available from: https://geusjournals.org/index.php/rapggu/article/view/8071