University of Texas at Austin, Jackson School of Geosciences, Institute for Geophysics, 4412 Spicewood Springs Rd. Bldg 600, Austin, TX 78759 United States
University of Florida, Department of Geological Sciences, 241 Williamson Hall, P.O. Box 112120, Gainesville, FL 32611 United States
Northern Illinois University, Department of Geology and Environmental Sciences, Davis Hall 312, Normal Rd., DeKalb, IL 60115 United States
Northern Illinois University, Department of Geology and Environmental Sciences, Davis Hall 312, Normal Rd., DeKalb, IL 60115 United States
University of Texas at Austin, Jackson School of Geosciences, Institute for Geophysics, 4412 Spicewood Springs Rd. Bldg 600, Austin, TX 78759 United States