TY  - RPRT
TI  - Compilation of Regional Ground-Water Divides for Principal Aquifers Corresponding to the Great Lakes Basin, United States
AU  - R. A. Sheets
AU  - L.A. Simonson
PY  - 2006
DO  - 10.3133/sir20065102
UR  - https://pubs.usgs.gov/publication/sir20065102
ID  - sir20065102
ER  -