@misc{indiciae23a79b5ca69a,
  title = {Geologic map of the Drake quadrangle, Larimer County, Colorado},
  author = {William A. Braddock and Prinya Nutalaya and S.J. Gawarecki and G.C. Curtin},
  year = {1970},
  doi = {10.3133/gq829},
  url = {https://pubs.usgs.gov/publication/gq829},
  note = {Source identifier: gq829}
}