@misc{indiciae3e8036e7abf9,
  title = {Map and tables describing areas of metalliferous mineral resource potential in the Ketchikan and Prince Rupert quadrangles, Alaska},
  author = {Henry C. Berg and Raymond L. Elliott and Richard D. Koch},
  year = {1978},
  doi = {10.3133/ofr7873m},
  url = {https://pubs.usgs.gov/publication/ofr7873M},
  note = {Source identifier: ofr7873M}
}