@misc{indiciaeea8a692fb5e1,
  title = {Map showing areas of selected potential geologic hazards in the Aspen Quadrangle, Pitkin County, Colorado},
  author = {Bruce Bryant},
  year = {1972},
  doi = {10.3133/i785a},
  url = {https://pubs.usgs.gov/publication/i785A},
  note = {Source identifier: i785A}
}