@misc{indiciaefc785aeff1f1,
  title = {Water-quality data, San Joaquin Valley, California, April 1987 to September 1988},
  author = {L.R. Shelton and L.K. Miller},
  year = {1991},
  doi = {10.3133/ofr9174},
  url = {https://pubs.usgs.gov/publication/ofr9174},
  note = {Source identifier: ofr9174}
}