@misc{indiciae09b4f1cea96e,
  title = {A landowner's guide to U.S.G.S. investigations in Merced and Stanislaus Counties},
  author = {Katherine O’Neill and Thomas Black},
  year = {1993},
  doi = {10.3133/ofr93294},
  url = {https://pubs.usgs.gov/publication/ofr93294},
  note = {Source identifier: ofr93294}
}