1. Geological Survey of Denmark and Greenland, Øster Voldgade 10, DK-1350 Copenhagen K, Denmark
2. Natural History Museum of Denmark, Øster Voldgade 5–7, DK-1350 Copenhagen K, Denmark
3. Institut de Recerca Geomodels, Department de Geodinàmica i Geofisica, Facultat de Geología, Universitat de Barcelona, Martí i Franquès s/n, 08028 Barcelona, Spain
4. COWI, Parallelvej 2, 2800 Kongens Lyngby, Denmark