01539oam 2200433 450 991071511830332120201230101432.0(CKB)5470000002508834(OCoLC)1101818418(OCoLC)963253930(OCoLC)995470000002508834(EXLCZ)99547000000250883420190518d1982 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierModifications and corrections to the finite-difference model for simulation of three-dimensional ground-water flow /by Lynn J. TorakReston, Virginia :U.S. Geological Survey,1982.1 online resource (63 pages in various pagings) illustrationsWater-resources investigations ;82-4025Includes bibliographical references (page 30).Groundwater flowMathematical modelsGroundwater flowMathematical modelsfastGroundwater flowMathematical models.Groundwater flowMathematical models.Torak L. J.1382735Geological Survey (U.S.),OCLCEOCLCECOPOCLCFONBOCLCQGPOBOOK9910715118303321Modifications and corrections to the finite-difference model for simulation of three-dimensional ground-water flow3466811UNINA