ENGELL, J.; HANSEN, J.; JENSEN, M.; KUNZENDORF, H.; LOVBORG, L. Beryllium mineralization in the Ilímaussaq intrusion, South Greenland. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 33, p. 1–40, 1971. DOI: 10.34194/rapggu.v33.7247. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/7247. Acesso em: 3 jul. 2024.