@misc{indiciaefc3289342913,
  title = {Preliminary geologic map of the Eastport area, Idaho and Montana},
  author = {R. F. Burmester},
  year = {1985},
  doi = {10.3133/ofr85517},
  url = {https://pubs.usgs.gov/publication/ofr85517},
  note = {Source identifier: ofr85517}
}