1. Department of Earth and Planetary Sciences Washington University in St. Louis St. Louis MO USA
2. Woods Hole Oceanographic Institution Woods Hole MA USA
3. Jet Propulsion Laboratory California Institute of Technology Pasadena CA USA
4. Laboratorio MAGGIA Universidad Nacional de La Plata CONICET La Plata Argentina
5. Southern Methodist University Dallas TX USA
6. Empresa Nacional del Petróleo Magallanes Chile
7. Centro Sismológico Nacional Universidad de Chile Santiago Chile