@misc{indiciae0c9d1a91c508,
  title = {Geologic map and sections of the Ute Mountains area, Colorado},
  author = {E. B. Ekren and F. N. Houser},
  year = {1965},
  doi = {10.3133/pp481},
  url = {https://pubs.usgs.gov/publication/pp481},
  note = {Source identifier: pp481}
}