@misc{indiciae59d879bd7e23,
  title = {Geochemical evolution of waters within the north coast limestone aquifers of Puerto Rico: A conceptualization based on a flow path in the Barceloneta area},
  author = {A. J. Roman-Mas and R. W. Lee},
  year = {1987},
  doi = {10.3133/wri864080},
  url = {https://pubs.usgs.gov/publication/wri864080},
  note = {Source identifier: wri864080}
}