TY - RPRT TI - Groundwater-Quality Survey of the South Coast Aquifer of Puerto Rico, April 2 through May 30, 2007 AU - Jose M. Rodriguez AU - Fernando Gómez-Gómez PY - 2009 DO - 10.3133/sim3092 UR - https://pubs.usgs.gov/publication/sim3092 ID - sim3092 ER -