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Browsing by Author "Ebrahim-Trollope, R"

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  • Ebrahim-Trollope, R; Durrheim, RJ; Smith, G (South African Geophysical Association, 2013-10)
    The Richter or local magnitude scale (M(subL)) has been used, with some modifications, to measure the size of earthquakes since 1935. It has long been recognised that this single-number representation of a multi-dimensional ...
  • Durrheim, RJ; Anderson, RL; Cichowicz, A; Ebrahim-Trollope, R; Hubert, G; Kijko, A; McGarr, A; Ortlepp, WD; Van der Merwe, N (Daya Publishing House, 2011)
    Examining the occurrence of seismic activity in South Africa, the authors point out that the seismic event on 9 March 2005 could be ascribed to past mining, and that seismic events will continue to occur in the gold mining ...