National Institute of Geological Sciences, University of the Philippines, Quezon City, Philippines
Instituto Volcanológico de Canarias (INVOLCAN), Tenerife, Canary Islands, SpainAF: Instituto Tecnolgico y de Energas Renovables (ITER), Granadilla de Abona, Tenerife, Canary Islands, Spain
Instituto Volcanológico de Canarias (INVOLCAN), Tenerife, Canary Islands, SpainAF: Instituto Tecnológico y de Energías Renovables (ITER), Granadilla de Abona, Tenerife, Canary Islands, Spain
Instituto Volcanológico de Canarias (INVOLCAN), Tenerife, Canary Islands, Spain
Instituto Volcanológico de Canarias (INVOLCAN), Tenerife, Canary Islands, Spain
Instituto Volcanológico de Canarias (INVOLCAN), Tenerife, Canary Islands, Spain
Instituto Volcanológico de Canarias (INVOLCAN), Tenerife, Canary Islands, Spain
Instituto Volcanológico de Canarias (INVOLCAN), Tenerife, Canary Islands, Spain
Instituto Tecnológico y de Energías Renovables (ITER), Granadilla de Abona, Tenerife, Canary Islands, SpainAF: Instituto Volcanológico de Canarias (INVOLCAN), Tenerife, Canary Islands, Spain
National Institute of Geological Sciences, University of the Philippines, Quezon City, PhilippinesAF: Philippine Nuclear Research Institute, Quezon City, Philippines
National Institute of Geological Sciences, University of the Philippines, Quezon City, Philippines