TY  - RPRT
TI  - Summary of hydrogeologic conditions by county for the state of Michigan
AU  - Beth A. Apple
AU  - Howard W. Reeves
PY  - 2007
DO  - 10.3133/ofr20071236
UR  - https://pubs.usgs.gov/publication/ofr20071236
ID  - ofr20071236
ER  -