@misc{indiciaedc2cdc66c8c8,
  title = {Geologic map of the Livermore quadrangle, Larimer County, Colorado},
  author = {William A. Braddock and Duane D. Wohlford and Jon J. Connor},
  year = {1988},
  doi = {10.3133/gq1618},
  url = {https://pubs.usgs.gov/publication/gq1618},
  note = {Source identifier: gq1618}
}