@misc{indiciae2c9dc85a9f27,
  title = {Geologic map of the Mount Massive Wilderness, Lake County, Colorado},
  author = {R. E. Van Loenen},
  year = {1985},
  doi = {10.3133/mf1792a},
  url = {https://pubs.usgs.gov/publication/mf1792A},
  note = {Source identifier: mf1792A}
}