@misc{indiciaea43d8ba35da1,
  title = {Suggested areas for prospecting in the central Koyukuk River region, Alaska},
  author = {Thomas P. Miller and Oscar J. Ferrians},
  year = {1968},
  doi = {10.3133/cir570},
  url = {https://pubs.usgs.gov/publication/cir570},
  note = {Source identifier: cir570}
}