@misc{indiciae790cd03ef3e5,
  title = {Estimated total phosphorus loads for selected sites on Great Lakes tributaries, water years 2014–2018},
  author = {G. F. Koltun},
  year = {2021},
  doi = {10.3133/ofr20201145},
  url = {https://pubs.usgs.gov/publication/ofr20201145},
  note = {Source identifier: ofr20201145}
}