@misc{indiciae40537ac73045,
  title = {Dissolved solids, hardness, and orthophosphate of surface-water runoff in the Suwannee River Water Management District, Florida},
  author = {J.E. Earle},
  year = {1975},
  doi = {10.3133/wri7615},
  url = {https://pubs.usgs.gov/publication/wri7615},
  note = {Source identifier: wri7615}
}