TY - RPRT TI - Geochemical evolution of waters within the north coast limestone aquifers of Puerto Rico: A conceptualization based on a flow path in the Barceloneta area AU - A. J. Roman-Mas AU - R. W. Lee PY - 1987 DO - 10.3133/wri864080 UR - https://pubs.usgs.gov/publication/wri864080 ID - wri864080 ER -