Affiliation: | (1) Istituto Nazionale di Geofisica e Vulcanologia, Via Ugo la Malfa 153, 90 146 Palermo, Italy;(2) Geological Survey of Japan, AIST, Central 7, 1-1-1 Higashi,, Tsukuba, Ibaraki 305-8567, Japan;(3) Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131-1116, USA |