Japsen, Peter, Erik S Rasmussen, Paul F Green, Lars Henrik Nielsen, and Torben Bidstrup. “Cenozoic Palaeogeography and Isochores Predating the Neogene Exhumation of the Eastern North Sea Basin”. GEUS Bulletin 15 (July 10, 2008): 25–28. Accessed October 14, 2025. https://geusbulletin.org/index.php/geusb/article/view/5035.