Simulation of regional ground-water flow in the Cambrian-Ordovician aquifer system in the northern Midwest, United States /
Mandle, Richard J.
Kontis, A. L.
Geological Survey (U.S.)
[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by Book and Open-File Report Sales,
1992.
Title on p. [4] of cover: Ground-water flow in the Cambrian-Ordovician aquifer system in the Northern Midwest.
Shipping list no.: 93-0226-P.
Includes bibliographical references (p. 95-97).
Groundwater flow
Aquifers