@misc{indiciaed3e4acf1be3a,
  title = {Salinity of surface water in the lower Colorado River - Salton Sea area},
  author = {Burdge Irelan},
  year = {1971},
  doi = {10.3133/pp486e},
  url = {https://pubs.usgs.gov/publication/pp486E},
  note = {Source identifier: pp486E}
}