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2018 [1]
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Revised groundwater-flow model of the glacial aquifer system north of Aberdeen, South Dakota, through water year 2015 [研究报告]
10.3133/sir20185137U.S. Geological Survey. 2018-01-01
Valder, Joshua F. jvalder@usgs.gov;  Eldridge, William G.;  Davis, Kyle W.;  Medler, Colton J.;  Koth, Karl R.
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Microgravity methods for characterization of groundwater-storage changes and aquifer properties in the karstic Madison aquifer in the Black Hills of South Dakota, 2009-12 [研究报告]
U.S. Geological Survey. 2012-01-01
Koth, Karl R. kkoth@usgs.gov;  Long, Andrew J. ajlong@usgs.gov
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