@misc{indiciae7c8284e9ec96,
  title = {Preliminary report on the geology and possible oil resources of the south end of the San Joaquin Valley, Cal.},
  author = {Robert Anderson},
  year = {1912},
  doi = {10.3133/b471a5},
  url = {https://pubs.usgs.gov/publication/b471A5},
  note = {Source identifier: b471A5}
}