@misc{indiciae43831199057d,
  title = {South Carolina ground-water quality},
  author = {G. K. Speiran and R.W. Oldham and D.A. Duncan and R.L. Know},
  year = {1987},
  doi = {10.3133/ofr87751},
  url = {https://pubs.usgs.gov/publication/ofr87751},
  note = {Source identifier: ofr87751}
}