@misc{indiciae33aa6ed9e31d,
  title = {Annotated guide to geologic reports and maps of the Glacier Peak Wilderness and adjacent areas, northern Cascades, Washington},
  author = {Arthur B. Ford},
  year = {1983},
  doi = {10.3133/ofr8397},
  url = {https://pubs.usgs.gov/publication/ofr8397},
  note = {Source identifier: ofr8397}
}