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研究报告 [3]
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2018 [2]
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Land-cover changes associated with oil and natural-gas production and concentrations of selected constituents in surface-water and streambed-sediment samples collected upstream from and within an area of oil and natural-gas production, south Texas, 2008–17 [研究报告]
10.3133/sir20185119U.S. Geological Survey. 2018-01-01
Crow, Cassi L. ccrow@usgs.gov;  Opsahl, Stephen P. sopsahl@usgs.gov;  Pedraza, Diana E.;  Pease, Emily C.;  Kushnereit, Ross K. rkushnereit@usgs.gov
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Geologic framework and hydrostratigraphy of the Edwards and Trinity aquifers within Hays County, Texas [研究报告]
10.3133/sim3418U.S. Geological Survey. 2018-01-01
Clark, Allan K. akclark@usgs.gov;  Pedraza, Diana E. dpedraza@usgs.gov;  Morris, Robert R.
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Geologic framework, structure, and hydrogeologic characteristics of the Knippa Gap area in eastern Uvalde and western Medina Counties, Texas [研究报告]
U.S. Geological Survey. 2013-01-01
Clark, Allan K. akclark@usgs.gov;  Pedraza, Diana E. dpedraza@usgs.gov;  Morris, Robert R.
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