Sheldon, E. ., Rasmussen, E. S. ., Dybkjær, K. ., Eidvin, T. ., Riis, F. ., & Weibel, R. . (2018). Miocene oil-bearing diatom ooze from the North Sea. GEUS Bulletin, 41, 29–32. https://doi.org/10.34194/geusb.v41.4335