@misc{indiciae08c359d88c45,
  title = {Geology and ore deposits of the Bullfrog district, Nevada},
  author = {F. L. Ransome and William H. Emmons and George H. Garrey},
  year = {1910},
  doi = {10.3133/b407},
  url = {https://pubs.usgs.gov/publication/b407},
  note = {Source identifier: b407}
}