@misc{indiciae0ef0345c02a4,
  title = {Underground storage of imported water in the San Gorgonio Pass area, southern California},
  author = {Richard M. Bloyd},
  year = {1971},
  doi = {10.3133/wsp1999d},
  url = {https://pubs.usgs.gov/publication/wsp1999D},
  note = {Source identifier: wsp1999D}
}