1. Department of Earth and Planetary Sciences Washington University St. Louis Missouri USA
2. United States Nuclear Regulatory Commission Washington District of Columbia USA
3. Department of Geosciences Pennsylvania State University University Park Pennsylvania USA
4. Geosciences Department, Warner College of Natural Resources Colorado State University Fort Collins Colorado USA
5. Institute for Geophysics University of Texas at Austin Austin Texas USA
6. Department of Geological Sciences Central Washington University Ellensburg Washington USA
7. Department of Geological Sciences Ohio State University Columbus Ohio USA