@misc{indiciaee639baaed8a1,
  title = {Potentiometric surface of the Floridan aquifer in the St. Johns River Water Management District and vicinity, Florida, September 1982},
  author = {George R. Schiner and Eugene C. Hayes},
  year = {1982},
  doi = {10.3133/ofr8330},
  url = {https://pubs.usgs.gov/publication/ofr8330},
  note = {Source identifier: ofr8330}
}