DEFRETIN-LEFRANC, Simone. Les Conchostraces Triasiques du Groenland Oriental. Meddelelser om Grønland, [S. l.], v. 168, n. 2, p. 123–136, 1969. Disponível em: https://tidsskrift.dk/meddrgroenland/article/view/160477. Acesso em: 28 dec. 2025.