@misc{indiciaee85f0377392a,
  title = {The geology and ore deposits of Upper Mayflower Gulch, Summit County, Colorado},
  author = {John Alexander Randall},
  year = {1958},
  doi = {10.3133/ofr5879},
  url = {https://pubs.usgs.gov/publication/ofr5879},
  note = {Source identifier: ofr5879}
}