@misc{indiciaec776efd9a7ea,
  title = {Geologic map of the Sky Lakes roadless area and Mountain Lakes Wilderness, Jackson and Klamath counties, Oregon},
  author = {James G. Smith},
  year = {1983},
  doi = {10.3133/mf1507a},
  url = {https://pubs.usgs.gov/publication/mf1507A},
  note = {Source identifier: mf1507A}
}