Carnegie Institution of Washington, Geophysical Laboratory, 5251 Broad Branch Rd. NW, Washington, DC 20015 United States
Department of Earth Atmospheric and Planetary Sciences, Massachussetts Institute of Technology, 77 Massachussetts Ave., Cambridge, MA 02139 United States
Carnegie Institution of Washington, Geophysical Laboratory, 5251 Broad Branch Rd. NW, Washington, DC 20015 United States