TY  - RPRT
TI  - Areal studies aid protection of ground-water quality in Illinois, Indiana, and Wisconsin
AU  - P.C. Mills
AU  - Robert T. Kay
AU  - Timothy A. Brown
AU  - Douglas J. Yeskis
PY  - 1999
DO  - 10.3133/wri984143
UR  - https://pubs.usgs.gov/publication/wri984143
ID  - wri984143
ER  -