TY - RPRT TI - Delineation of saltwater intrusion in the surficial aquifer system in eastern Palm Beach, Martin, and St. Lucie counties, Florida, 1997-98 AU - C.D. Hittle PY - 1999 DO - 10.3133/wri994214 UR - https://pubs.usgs.gov/publication/wri994214 ID - wri994214 ER -