1. Hydrogeologic framework of the Michigan basin regional aquifer system Author/Creator: Westjohn, D. B. (David B.), author Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1998 Format: Book Access & Availability: Loading
2. Configuration of freshwater/saline-water interface and geologic controls on distribution of freshwater in a regional aquifer system, central lower peninsula of Michigan Author/Creator: Westjohn, D. B. (David B.), author Publication/Creation: Lansing, Michigan : U.S. Geological Survey, 1996 Format: Book Access & Availability: Loading
3. Hydrogeologic framework of Mississippian rocks in the central Lower Peninsula of Michigan Author/Creator: Westjohn, D. B. (David B.), author Publication/Creation: Lansing, Michigan : U.S. Department of the Interior, U.S. Geological Survey, 1996 Format: Book Access & Availability: Loading