Institute of Geophysics and Planetary Physics, Scripps Institution of Oceanography University of California, San Diego 9500 Gilman Drive, La Jolla, CA 92093-0225 United States
Institute of Geophysics and Planetary Physics, Scripps Institution of Oceanography University of California, San Diego 9500 Gilman Drive, La Jolla, CA 92093-0225 United States
Deptartment of Geological Sciences, San Diego State University 5500 Campanile Drive, San Diego, CA 92182-1020 United States