@misc{indiciae490b50a4b759,
  title = {Sources and concentrations of dissolved solids and selenium in the San Joaquin River and its tributaries, California, October 1985 to March 1987},
  author = {D.G. Clifton and R. J. Gilliom},
  year = {1989},
  doi = {10.3133/wri884217},
  url = {https://pubs.usgs.gov/publication/wri884217},
  note = {Source identifier: wri884217}
}