@misc{indiciaec473cd13de0b,
  title = {Geophysical surveys in the Ochoco quicksilver district, Oregon: A preliminary report},
  author = {Edgar Lee Stephenson},
  year = {1943},
  doi = {10.3133/b940c},
  url = {https://pubs.usgs.gov/publication/b940C},
  note = {Source identifier: b940C}
}