@misc{indiciaeeb82ec8d9771,
  title = {Potentiometric surfaces of the upper Floridan Aquifer, Valdosta area, Georgia June 3-4, 1991 and March 29 to April 2, 1993},
  author = {Alan M. Cressler},
  year = {1994},
  doi = {10.3133/ofr93361},
  url = {https://pubs.usgs.gov/publication/ofr93361},
  note = {Source identifier: ofr93361}
}