@misc{indiciaeeb65c23f938e,
  title = {Analyses of rock samples from the Ketchikan Quadrangle, southeastern Alaska},
  author = {Richard D. Koch and Raymond L. Elliott},
  year = {1978},
  doi = {10.3133/ofr78156a},
  url = {https://pubs.usgs.gov/publication/ofr78156A},
  note = {Source identifier: ofr78156A}
}