HERD, R.; WINDLEY, B.; GHISLER, M. The mode of occurrence and petrogenesis of the sapphirine-bearing and associated rocks of West Greenland. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 24, p. 1–44, 1969. DOI: 10.34194/rapggu.v24.7216. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/7216. Acesso em: 5 jul. 2024.