TY  - RPRT
TI  - Ground-water data for Michigan 1990
AU  - G.C. Huffman
AU  - C.R. Whited
PY  - 1993
DO  - 10.3133/ofr92114
UR  - https://pubs.usgs.gov/publication/ofr92114
ID  - ofr92114
ER  -