01914oam 2200493 450 991070960630332120180613111831.0(CKB)5470000002472178(OCoLC)896811228(OCoLC)995470000002472178(EXLCZ)99547000000247217820141123d1992 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierSimulation of regional ground-water flow in the Cambrian-Ordovician aquifer system in the northern Midwest, United States /by R.J. Mandle and A.L. KontisWashington :U.S. Department of the Interior, U.S. Geological Survey,1992.1 online resource (vii, C97 pages) illustrations (some color), maps (some color)U.S. Geological Survey professional paper ;1405-CRegional aquifer-system analysis--northern MidwestIncludes bibliographical references (pages C95-C97).Groundwater flowMiddle WestSimulation methodsAquifersMiddle WestSimulation methodsAquifersSimulation methodsfastGroundwater flowSimulation methodsfastMiddle WestfastGroundwater flowSimulation methods.AquifersSimulation methods.AquifersSimulation methods.Groundwater flowSimulation methods.Mandle Richard J.1393588Kontis A. L.Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910709606303321Simulation of regional ground-water flow in the Cambrian-Ordovician aquifer system in the northern Midwest, United States3449822UNINA