University of Colorado, INSTAAR, Campus box 450, Boulder, CO 80309 United States ; Delft University of Technology, Applied Earth Sciences, P.O. Box 5028, Delft, 2600 GA Netherlands
University of Colorado, INSTAAR, Campus box 450, Boulder, CO 80309 United States
Indiana State University, Geomorphology Laboratory, Terre Haute, IN 47809 United States