TY  - RPRT
TI  - Altitude and configuration of the potentiometric surface in lower Elk Creek watershed, Chester County, Pennsylvania, March through September 2000
AU  - Abdul Mohammad
PY  - 2001
DO  - 10.3133/ofr01329
UR  - https://pubs.usgs.gov/publication/ofr01329
ID  - ofr01329
ER  -