Kløve Keiding, Jakob, Per Kalvig, Claus Ditlefsen, Steen Lomholt, and Peter Roll Jakobsen. 2015. “Assessment of the Mineral Raw Material Potential in Denmark – Methods and Major Findings”. GEUS Bulletin 33 (July). Copenhagen, Denmark:37-40. https://doi.org/10.34194/geusb.v33.4484.