@misc{indiciaef421ecc89606,
  title = {Mineral resource potential map of the Spanish Peaks Wilderness Study Area, Huerfano and Las Animas counties, Colorado},
  author = {Karin E. Budding and Steven E. Kluender},
  year = {1983},
  doi = {10.3133/mf1542c},
  url = {https://pubs.usgs.gov/publication/mf1542C},
  note = {Source identifier: mf1542C}
}