SCHIØLER, Poul et al. Lithostratigraphy: Rogaland Group, formations: Sele, Fur and Balder. GEUS Bulletin, Copenhagen, Denmark, v. 12, p. 46–57, 2007. DOI: 10.34194/geusb.v12.4935. Disponível em: https://geusbulletin.org/index.php/geusb/article/view/4935. Acesso em: 21 oct. 2025.