Aristotle University of Thessaloniki, Department of Geophysics, Thessaloniki, 54124 Greece
UC Berkeley Seismological Laboratory, 215 McCone Hall #4760, Berkeley, CA 94720-4760 United States
Aristotle University of Thessaloniki, Department of Geophysics, Thessaloniki, 54124 Greece
Aristotle University of Thessaloniki, Department of Geophysics, Thessaloniki, 54124 Greece ; UC Berkeley Seismological Laboratory, 215 McCone Hall #4760, Berkeley, CA 94720-4760 United States