@book{180586,
	author = {Eberts, Sandra M.     },
	title = {Regional ground-water flow and geochemistry in the Midwestern Basins and Arches aquifer system in parts of Indiana, Ohio, Michigan, and Illinois},
	publisher = {U.S. Dept. of the Interior, U.S. Geological Survey},
	year = {2000.},
	address = {Reston, Va.}
}