Petersen, H. I., Andsbjerg, J., Bojesen-Koefoed, J. A., Nytoft, H. P. and Rosenberg, P. (1998) “Petroleum potential and depositional environments of Middle Jurassic coals and non-marine deposits, Danish Central Graben, with special reference to the Søgne Basin”, GEUS Bulletin. Copenhagen, Denmark, 36, pp. 1-80. doi: 10.34194/dgub.v36.5022.