1. Center for Lithospheric Research, Czech Geological Survey, Klárov 3, Prague 1, Czech Republic
2. Institut de Physique du Globe, UMR 7516, Université de Strasbourg, 1 rue Blessig, Strasbourg, France
3. School of Earth Sciences, University of Melbourne, Melbourne, VIC, Australia
4. Institute of Geophysics, Czech Academy of Sciences, Boční II 1a/1401, Prague, Czech Republic
5. Institute of Petrology and Structural Geology, Charles University, Prague 2, Czech Republic