@misc{indiciaeea7b0760f2e1,
  title = {Geologic map of the Highland Peak quadrangle, Pitkin County, Colorado},
  author = {Bruce Bryant},
  year = {1972},
  doi = {10.3133/gq932},
  url = {https://pubs.usgs.gov/publication/gq932},
  note = {Source identifier: gq932}
}