1. On the hydrology of the Edwards Limestone, south-central Texas;Abbott;J. Hydrol.,1975
2. Effect of Balcones faults on groundwater movement, south central Texas;Abbott;Texas J. Sci.,1977
3. Preliminary studies of the geology and groundwater of Lowrey Draw watershed in the Edwards Plateau;Blank;U.S. Dep. Agric., Agric. Res. Serv., Soil Water Conserv. Res. Div., Res. Rep.,1963
4. Geology and groundwater studies in part of the Edwards Plateau of Texas, including Sutton and adjacent counties;Blank;U.S. Dep. Agric., Agric. Res. Serv., Rep.,1966
5. Genetic relations of caves to peneplains and big springs in the Ozarks;Bretz;Am. J. Sci.,1953