@misc{indiciae6a06ddd8aeef,
  title = {Reconnaissance geologic map of the Bradfield Canal B-6 quadrangle, southeastern Alaska},
  author = {David A. Brew and Richard D. Koch},
  year = {1997},
  doi = {10.3133/ofr97156n},
  url = {https://pubs.usgs.gov/publication/ofr97156N},
  note = {Source identifier: ofr97156N}
}