@misc{indiciae740d49133a3a,
  title = {Phosphorus Concentrations, Loads, and Yields in the Illinois River Basin, Arkansas and Oklahoma, 2000-2004},
  author = {Robert L. Tortorelli and Barbara E. Pickup},
  year = {2006},
  doi = {10.3133/sir20065175},
  url = {https://pubs.usgs.gov/publication/sir20065175},
  note = {Source identifier: sir20065175}
}