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Conceptual and numerical models of groundwater flow in the Ogallala and Arikaree aquifers, Pine Ridge Indian Reservation area, South Dakota, water years 1980-2009 科技报告
来源:US Geological Survey (USGS). 出版年: 2015
作者:  Davis, Kyle W. kyledavis@usgs.gov;  Putnam, Larry D. ldputnam@usgs.gov;  LaBelle, Anneka R.
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Updated study reporting levels (SRLs) for trace-element data collected for the California Groundwater Ambient Monitoring and Assessment (GAMA) Priority Basin Project, October 2009-March 2013 科技报告
来源:US Geological Survey (USGS). 出版年: 2014
作者:  Davis, Tracy A.;  Olsen, Lisa D. ldolsen@usgs.gov;  Fram, Miranda S. mfram@usgs.gov;  Belitz, Kenneth kbelitz@usgs.gov
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Conceptual and numerical models of groundwater flow in the Ogallala aquifer in Gregory and Tripp Counties, South Dakota, water years 1985--2009 科技报告
来源:US Geological Survey (USGS). 出版年: 2013
作者:  Davis, Kyle W. kyledavis@usgs.gov;  Putnam, Larry D. ldputnam@usgs.gov
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