@misc{indiciaeaac2ce702749,
  title = {Groundwater quality in the San Diego Drainages Hydrogeologic Province, California},
  author = {Michael T. Wright and Kenneth Belitz},
  year = {2011},
  doi = {10.3133/fs20113111},
  url = {https://pubs.usgs.gov/publication/fs20113111},
  note = {Source identifier: fs20113111}
}