@misc{indiciae4ee33e6e0c16,
  title = {Susceptibility of ground water to surface and shallow sources of contamination in Mississippi},
  author = {Charles G. O'Hara},
  year = {1996},
  doi = {10.3133/ha739},
  url = {https://pubs.usgs.gov/publication/ha739},
  note = {Source identifier: ha739}
}