Coonrod, Julia E. Allred; Holley, Edward R.; Maidment, David R.; Ward, George H.(Center for Research in Water Resources, The University of Texas at Austin, 2009-12-03)
Ulery, Randy L.; Shipp, Allison A.; Mahler, Barbara J.; Reutter, David C.; Van Metre, Peter C.; Moring, J. Bruce; Land, Larry F.(U.S. Department of the Interior, 2008-11-18)