University of Liverpool, Liverpool, L69, United Kingdom
Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK, United States
Istituto Nazionale di Geofisica e Vulcanologia, Catania, Italy
University of Liverpool, Liverpool, L69, United KingdomAF: Department of Geological Sciences, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States
Geophysical Monitoring Program, Lawrence Livermore National Laboratory, Livermore, CA, United States
Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK, United States
Department of earth, ocean and Ecological Sciences, University of Liverpool, Liverpool, United Kingdom