@misc{indiciaec3d2e07031af,
  title = {Potentiometric surface of the upper Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, May 1988},
  author = {George R. Schiner},
  year = {1988},
  doi = {10.3133/ofr88460},
  url = {https://pubs.usgs.gov/publication/ofr88460},
  note = {Source identifier: ofr88460}
}