STEMMERIK, L. .; SURLYK, F. .; KLITTEN, K. .; RASMUSSEN, S. L. .; SCHOVSBO, N. . Shallow core drilling of the Upper Cretaceous Chalk at Stevns Klint, Denmark. GEUS Bulletin, Copenhagen, Denmark, v. 10, p. 13–16, 2006. DOI: 10.34194/geusb.v10.4880. Disponível em: https://geusbulletin.org/index.php/geusb/article/view/4880. Acesso em: 3 jul. 2022.