TY  - RPRT
TI  - Chester County ground-water atlas, Chester County, Pennsylvania
AU  - Russell A. Ludlow
AU  - Connie A. Loper
PY  - 2004
DO  - 10.3133/ofr03442
UR  - https://pubs.usgs.gov/publication/ofr03442
ID  - ofr03442
ER  -