USGS Open-File Report 2005-1231
Bagnold, R.A., 1937, The size-grading of sand by wind: Proceedings of the Royal Society of London, v. A163, pp. 250-264.
Brown, L.F., Jr., Brewton, J.L, Evans, T.J., McGowen, J.H., White, W.A., Groat, C.G., and Fisher, W.L., 1980, Environmental Geologic Atlas of the Texas Coastal zone-Brownsville-Harlingen area: Bureau of Economic Geology, 140 p.
Deussen, Alexander, 1924, Geology of the Coastal Plain of Texas west of Brazos River: U. S. Geological Survey Professional Paper 126, 139 p.
Duval, J. S., Cook, B., and Adams, J. A. S., 1971, A study of the circle of investigation of an airborne gamma-ray spectrometer: Journal of Geophysical Research, v. 76, pp. 8466-8470.
Ewing, T.E., 1986, Structurtal styles of the Wilcox and Frio growth fault trends in Texas: constraints on geopressured Reservoirs: Bureau of Economic Geology Report of Investigations No. 154, 86 p.
International Atomic Energy Agency, 2003, Guidelines for radioelement mapping using gamma ray spectrometry data: International Atomic Energy Agency Technical Document 1363, 173 p. (http://www-pub.iaea.org/MTCD/publications/PDF/te_1363_web.pdf)
Page, W.R., VanSistine, D.P., and Turner, K.J., 2005, Preliminary geologic map of southernmost Texas, United States, and parts of Taumalipas and Nuevo Leon, Mexico: Environmental health investigations in the US-Mexico border region: U.S. Geological Survey Open-File Report 2005-1409, scale 1:250,000.
Weeks, A.W., 1933, Lissie, Reynosa, and Upland Terrace deposits of Coastal Plain of Texas between Brazos River and Rio Grande [with discussion of Alexander Deussen] : Bulletin of the American Association of Petroleum Geologists, vol.17, no.5, pp.453-487.
Weeks, A.W., 1937, Miocene, Pliocene, and Pleistocene formations in Rio Grande region, Starr and Hidalgo counties, Texas: Bulletin of the American Association of Petroleum Geologists, vol.21, no.4, pp.491-499.
Weeks, A.W., 1945, Oakville, Cuero, and Goliad Formations in Texas coastal plain between Brazos River and Rio Grande: Bulletin of the American Association of Petroleum Geologists, v. 29, pp. 1721-1732.