Regional ground-water flow and geochemistry in the midwestern basins and arches aquifer system in parts of Indiana, Ohio, Michigan and Illionis /
Sandra M. Eberts and Lori L. George
- Reston, Virginia: U.S. Department of the Interior and U.S. Geological Survey, 2000
- viii, 103 p.: ill.; 29 cm.
- U.S. Geological Survey Professional Paper; 1423-C .