@misc{indiciaedc32557445c6,
  title = {National Water Quality Assessment Program; preliminary assessment of nitrate distribution in ground water in the Georgia-Florida Coastal Plain study unit, 1972-90},
  author = {M. P. Berndt},
  year = {1993},
  doi = {10.3133/ofr93478},
  url = {https://pubs.usgs.gov/publication/ofr93478},
  note = {Source identifier: ofr93478}
}