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101 0 $aeng
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181   $ctxt$2rdacontent
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200 10$aSelected reports that include computer programs produced by the U.S. Geological Survey for simulation of ground-water flow and quality /$fby Charles A. Appel and Thomas E. Reilly
210  1$a[Reston, Virginia] :$cU.S. Geological Survey,$d1988.
215   $a1 online resource (iii, 64 pages)
225 1 $aWater-resources investigations report ;$v87-4271
320   $aIncludes bibliographical references (pages 58-64).
606   $aGroundwater flow$zUnited States$xMathematical models
606   $aGroundwater flow$zUnited States$xComputer programs
606   $aGroundwater flow$zUnited States$vBibliography
606   $aGroundwater flow$2fast
606   $aGroundwater flow$xMathematical models$2fast
607   $aUnited States$2fast
608   $aBibliographies.$2fast
608   $aBibliographies.$2lcgft
615  0$aGroundwater flow$xMathematical models.
615  0$aGroundwater flow$xComputer programs.
615  0$aGroundwater flow
615  7$aGroundwater flow.
615  7$aGroundwater flow$xMathematical models.
700   $aAppel$b Charles A.$01388456
702   $aReilly$b Thomas E.
712 02$aGeological Survey (U.S.),
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996   $aSelected reports that include computer programs produced by the U.S. Geological Survey for simulation of ground-water flow and quality$93439061
997   $aUNINA