BERTHELSEN, Asger; HENRIKSEN, Niels. Geological Map of Greenland 1:100000 Ivigtut 61 V. 1 syd, The orogenic and Cratogenic Geology of a precambrian Shield Area. Meddelelser om Grønland, [S. l.], v. 186, n. 1, p. 178 pp., 1975. Disponível em: https://tidsskrift.dk/meddrgroenland/article/view/152172. Acesso em: 28 dec. 2025.