@misc{indiciae64e39f816410,
  title = {Properties and chemical constituents in ground water from the upper Claiborne aquifer, Gulf Coast regional aquifer systems, south-central United States},
  author = {Robert A. Pettijohn and John F. Busby and Thomas B. Layman},
  year = {1993},
  doi = {10.3133/wri914150},
  url = {https://pubs.usgs.gov/publication/wri914150},
  note = {Source identifier: wri914150}
}