TY  - RPRT
TI  - Rock-stratigraphic nomenclature, lithology, and subcrop area of the Galena-Platteville bedrock unit in Illinois and Wisconsin
AU  - W. G. Batten
AU  - T.A. Brown
AU  - P. C. Mills
AU  - T. J. Sabin
PY  - 1997
DO  - 10.3133/wri974054b
UR  - https://pubs.usgs.gov/publication/wri974054B
ID  - wri974054B
ER  -