Land Subsidence and Earth Fissures in Arizona – Research and Informational Needs for Effective Management, by Arizona Land Subsidence Group, 2007, 21 pp.
Suggested Guidelines for Investigating Land Subsidence and Earth Fissure Hazards in Arizona – Arizona Land Subsidence Interest Group, 2011, 10 pp.
Geophysical Investigation of Subsidence Fissures near Willcox, Arizona – Geophysics Field Camp 2009, Report LASI-09-01, The University of Arizona, 2009, 227 pp.
Baumgardner, Jr., R. W., and Bridget R. S. (1992), Surface Fissures in the Hueco Bolson and Adjacent Basins, West Texas. Bureau of Economic Geology, The University of Texas at Austin Geological Circular No. 92-2, 40 pp.