Geochemistry of the Cambrian-Ordovician aquifer system in the Northern Midwest, United States /
Siegel, Donald I.
Geological Survey (U.S.)
Washington : U.S. G.P.O,
1989.
Bibliography: p. 56-60.
Water
Geochemistry
Aquifers
Geology, Stratigraphic
Geology, Stratigraphic
Geology