| Institution: | Department of Earth Resources Engineering, Kyushu University, 6–10–1 Hakozaki, Higashi-ku, Fukuoka 812–8581 Japan [email ];National Institute of Geological Sciences, University of the Philippines, Diliman, Quezon City, Philippines;Philippine Atmospheric, Geophysical and Astronomical Services Administration, Department of Science and Technology (DOST) and the Philippine Council for Industry and Energy Research and Development, DOST;Department of Geological Engineering, GadjahMada University, Yogyakarta, Indonesia |
