@misc{indiciaedb0c04afd67b,
  title = {Structural equation model of total phosphorus loads in the Red River of the North Basin, USA and Canada},
  author = {Karen R. Ryberg},
  year = {2017},
  doi = {10.2134/jeq2017.04.0131},
  url = {https://pubs.usgs.gov/publication/70191080},
  note = {Source identifier: 70191080}
}