TY - RPRT TI - Simulation of ground-water flow in the Saginaw Aquifer, Clinton, Eaton, and Ingham counties, Michigan AU - D. J. Holtschlag AU - C. L. Luukkonen AU - J.R. Nicholas PY - 1996 DO - 10.3133/ofr96174 UR - https://pubs.usgs.gov/publication/ofr96174 ID - ofr96174 ER -