UPTON, B. The petrology of a camptonite sill in South Greenland. Bulletin Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 50, p. 1–19, 1965. DOI: 10.34194/bullggu.v50.6584. Disponível em: https://geusjournals.org/index.php/bullggu/article/view/6584. Acesso em: 3 jul. 2024.