| Affiliation: | Now working at: Geological Institute of the University of Oslo, The Faculty of Mathematics and Natural Sciences, Postboks 1047 Blindern, Oslo N-0316;, Norway. E-mail: Alfred Wegener Institute for Polar and Marine Research, Columbusstrasse, 27568; Bremerhaven, Germany. E-mail: Institute of Geophysics, Polish Academy of Sciences, Warsaw, Poland;Institute of Solid Earth Physics, University of Bergen, Bergen, Norway;Institute of Seismology and Volcanology, Hokkaido University, Sapporo, Japan |
