@misc{indiciae90f6049c2226,
  title = {Saltwater movement in the Upper Floridan aquifer beneath Port Royal Sound, South Carolina},
  author = {B.S. Smith},
  year = {1993},
  doi = {10.3133/ofr91483},
  url = {https://pubs.usgs.gov/publication/ofr91483},
  note = {Source identifier: ofr91483}
}