@misc{indiciaef2c79e649797,
  title = {Evaluation of color and color infrared photography from the Goldfield mining district, Esmeralda and Nye Counties, Nevada},
  author = {Roger P. Ashley},
  year = {1970},
  doi = {10.3133/ofr7012},
  url = {https://pubs.usgs.gov/publication/ofr7012},
  note = {Source identifier: ofr7012}
}