RAMBERG, H. On sapphirine-bearing rocks in the vicinity of Sukkertoppen (West Greenland). Bulletin Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 1, p. 1–32, 1948. DOI: 10.34194/bullggu.v1.6533. Disponível em: https://geusjournals.org/index.php/bullggu/article/view/6533. Acesso em: 3 jul. 2024.