@misc{indiciae22e829c1e317,
  title = {Potentiometric surface of the upper Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, May 1994},
  author = {D. M. Schiffer and A. M. O’Reilly and G. G. Phelps and L. A. Bradner and K. J. Halford and R. M. Spechler},
  year = {1994},
  doi = {10.3133/ofr94495},
  url = {https://pubs.usgs.gov/publication/ofr94495},
  note = {Source identifier: ofr94495}
}