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South American-Antarctic plate motion over the past 50 Myr, and the evolution of the South American-Antarctic ridge |
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| Authors: | Peter F Barker Lawrence A Lawver |
| Institution: | British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 OET, UK;Institute for Geophysics, University of Texas at Austin, 8701 North Mopac Blvd., Austin, Texas 78759-8345, USA |
| Abstract: | |
| Keywords: | Antarctic South Atlantic plate motion plate boundaries fracture zones driving forces |