KNUDSEN, C.; WANVIK, J.; SVAHNBERG, H. Anorthosites in Greenland: a possible raw material for aluminium?. GEUS Bulletin, Copenhagen, Denmark, v. 26, p. 53–56, 2012. DOI: 10.34194/geusb.v26.4752. Disponível em: https://geusbulletin.org/index.php/geusb/article/view/4752. Acesso em: 25 may. 2022.