Reetz, G.R., 1969, A hydrologic appraisal of Arizona's ground water as affected by the state code: Tucson, University of Arizona, M.S. thesis, 108 p.
Lower Gila River
Pool, D.R., 1987, Hydrogeology of McMullen Valley, west-central Arizona: Tucson, University of Arizona, unpublished M.S. thesis, 86 p.
Matlock, D.T., 1983, Simulative models for the analysis of ground-water flow in Vekol Valley, the Waterman Wash area, and the Bosque area, Maricopa and Pinal Counties, Arizona: Tucson, University of Arizona, M.S. thesis, 58 p.
Gellenbeck, D.J., 1992, Chemical and isotopic characterization of ground water from the western part of the Salt River Valley, Arizona: Tucson, University of Arizona, M.S. thesis, 140 p.
Brooks, S.J., 1988, A multidisciplinary analysis of the hydrogeology of the Maricopa Superconducting Super Collider (SSC) Site, Maricopa County: Tucson, University of Arizona, M.S. thesis, 85 p., 4 sheets, scale 1:10,000.
Bowen, R.A., 1989, An assessment of recharge from irrigated agricultural land in Harquahala Plains, Arizona: Tucson, University of Arizona, M.S. thesis, 125 p.
Wilson, R.P., and Owen-Joyce, S.J., 1993, Determining the source of water pumped from wells along the lower Colorado River: U.S. Geological Survey Open-File Report 93-0405, 2 p.
Schumann, H.H., Laney, R.L., and Cripe, L.S., 1986, Land subsidence and earth fissures caused by ground-water depletion in southern Arizona, in Anderson, T.W. and Johnson, A.I., eds., Regional aquifer systems of the United States - Southwest alluvial basins of Arizona: American Water Resources Association Monograph Series no. 7, p. 81-91.
Ross, C.P., 1923, The lower Gila region, Arizona, A geographic, geologic, and hydrologic reconnaissance, with a guide to desert watering places: U.S. Geological Survey Water-Supply Paper 498, 237 p., 4 sheets, scales 1:50,000 and 1:250,000.
Owen-Joyce, S.J., 1987, Estimates of average annual tributary inflow to the lower Colorado River, Hoover Dam to Mexico: U.S. Geological Survey Water-Resources Investigations Report 87-4078, 1 sheet, scale 1:500,000.