DTM, Carnegie Institution of Washington, 5241 Broad Branch Road, Washington, DC 20015 United States ; School of Geosciences, University of the Witwatersrand, Private Bag 3, Wits, 2050 South Africa
Center for Geodynamics, Geological Survey of Norway, Leiv Eirikssons vei 39, Trondheim, 7491 Norway ; Institute for Petroleum Technology and Applied Geophysics, Norwegian University of Science & Technology, NTNU, Trondheim, 7491 Norway
Center for Geodynamics, Geological Survey of Norway, Leiv Eirikssons vei 39, Trondheim, 7491 Norway
Center for Geodynamics, Geological Survey of Norway, Leiv Eirikssons vei 39, Trondheim, 7491 Norway