@misc{indiciae346a367bf466,
  title = {Geochemistry of fluoride in the Black Creek aquifer system of Horry and Georgetown Counties, South Carolina — And its physiological implications},
  author = {Allen L. Zack},
  year = {1980},
  doi = {10.3133/wsp2067},
  url = {https://pubs.usgs.gov/publication/wsp2067},
  note = {Source identifier: wsp2067}
}