TY - RPRT TI - Historical ground-water-flow patterns and trends in iron concentrations in the Potomac-Raritan-Magothy aquifer system in parts of Philadelphia, Pennsylvania, and Camden and Gloucester Counties, New Jersey AU - Ronald A. Sloto PY - 2003 DO - 10.3133/wri034255 UR - https://pubs.usgs.gov/publication/wri034255 ID - wri034255 ER -