@misc{indiciaeca1c26cab908,
  title = {Distribution of placer gold in the Sixes River, southwestern Oregon: A preliminary report},
  author = {Sam Boggs and Ewart Merlin Baldwin},
  year = {1970},
  doi = {10.3133/b1312i},
  url = {https://pubs.usgs.gov/publication/b1312I},
  note = {Source identifier: b1312I}
}