SØRENSEN, Henning. On sapphirine from West Greenland. Meddelelser om Grønland, [S. l.], v. 137, n. 1, p. 3–32, 2 plates, 2026. Disponível em: https://tidsskrift.dk/meddrgroenland/article/view/166751. Acesso em: 10 apr. 2026.