@misc{indiciae7700c8033757,
  title = {Potentiometric Surface of the Upper Floridan Aquifer, West-Central Florida, May 2006},
  author = {A.G. Ortiz},
  year = {2007},
  doi = {10.3133/ofr20071032},
  url = {https://pubs.usgs.gov/publication/ofr20071032},
  note = {Source identifier: ofr20071032}
}