@misc{indiciae94e6e6929671,
  title = {Artificial recharge in the upper Santa Ana River area, San Bernardino County, California},
  author = {Donald H. Schaefer and James W. Warner},
  year = {1975},
  doi = {10.3133/wri7515},
  url = {https://pubs.usgs.gov/publication/wri7515},
  note = {Source identifier: wri7515}
}