@misc{indiciae49ff16c49a46,
  title = {Preliminary digital classification map of limonitic rocks, Frisco Peak 15' quadrangle, Utah},
  author = {M. H. Podwysocki and Donald B. Segal},
  year = {1980},
  doi = {10.3133/ofr80804},
  url = {https://pubs.usgs.gov/publication/ofr80804},
  note = {Source identifier: ofr80804}
}