@misc{indiciae6e73d0d0220c,
  title = {Geology and ore deposits of the San Francisco and adjacent districts, Utah},
  author = {B. S. Butler},
  year = {1913},
  doi = {10.3133/pp80},
  url = {https://pubs.usgs.gov/publication/pp80},
  note = {Source identifier: pp80}
}