@misc{indiciaea22beef67fa0,
  title = {Geologic map of the Evergreen Quadrangle, Jefferson County, Colorado},
  author = {D. M. Sheridan and J. C. Reed and Bruce Bryant},
  year = {1972},
  doi = {10.3133/i786a},
  url = {https://pubs.usgs.gov/publication/i786A},
  note = {Source identifier: i786A}
}