Schiøler, P. ., J. . Andsbjerg, O. R. . Clausen, G. . Dam, K. . Dybkjær, L. . Hamberg, C. . Heilmann-Clausen, E. P. . Johannessen, L. E. . Kristensen, I. . Prince, and J. A. . Rasmussen. “Offshore and Onshore Lithostratigraphic Nomenclature: Paleocene, Eocene, Oligocene and Miocene”. GEUS Bulletin, vol. 12, June 2007, pp. 16-23, doi:10.34194/geusb.v12.4933.