ZELL, M. G.; ROWELL, A. J. Brachiopods of the Holm Dal Formation (late Middle Cambrian), central North Greenland. Meddelelser om Grønland. Geoscience, [S. l.], v. 20, p. 119–144, 1988. DOI: 10.7146/moggeosci.v20i.139892. Disponível em: https://tidsskrift.dk/meddrgroenland_geosci/article/view/139892. Acesso em: 22 nov. 2024.