http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Records of wells, drillers' logs, water-level measurements, and chemical analyses of ground water in Brazoria, Fort Bend, and Waller counties, Texas, 1980-84
"Compiled by the U.S. Geological Survey"--P. v.
Report (Texas Water Development Board : 1986) ; 303