@misc{indiciaeb3dbd7378208,
  title = {Geologic and coal outcrop map of the Weston quadrangle, Las Animas County, Colorado},
  author = {Walter Danilchik},
  year = {1979},
  doi = {10.3133/ofr79927},
  url = {https://pubs.usgs.gov/publication/ofr79927},
  note = {Source identifier: ofr79927}
}