ANDERSEN, S.; SØRENSEN, I. On beryllite and bertrandite from the Ilímaussaq alkaline intrusion, South Greenland. Bulletin Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 68, p. 10–29, 1967. DOI: 10.34194/bullggu.v68.6604. Disponível em: https://geusjournals.org/index.php/bullggu/article/view/6604. Acesso em: 3 jul. 2024.