TY  - RPRT
TI  - Summary of ground-water hydrological data in Michigan in 1970
AU  - G.C. Huffman
AU  - T. Thompson
PY  - 1971
DO  - 10.3133/ofr72173
UR  - https://pubs.usgs.gov/publication/ofr72173
ID  - ofr72173
ER  -