@misc{indiciae0ec3e6170a55,
  title = {Long-term changes in the phosphorus loading to and trophic state of the Salton Sea, California},
  author = {Dale M. Robertson and S.G. Schladow and G.C. Holdren},
  year = {2008},
  doi = {10.1007/s10750-008-9312-5},
  url = {https://pubs.usgs.gov/publication/70032805},
  note = {Source identifier: 70032805}
}