Nielsen, O. B. ., Seidenkrantz, M.-S. ., Abrahamsen, N. ., Schmidt, B. J. ., Koppelhus, E. B. ., Ravn-Sørensen, H. ., Korsbech, U. . and Nielsen, K. G. . (2003) “The Lower–Middle Jurassic of the Anholt borehole: implications for the geological evolution of the eastern margin of the Danish Basin”, GEUS Bulletin. Copenhagen, Denmark, 1, pp. 585–609. doi: 10.34194/geusb.v1.4685.