@misc{indiciae79c4c39f6543,
  title = {Reconnaissance geology, mineral occurrences, and geochemical anomalies of the Yentna district, Alaska},
  author = {Allen L. Clark and C. C. Hawley},
  year = {1968},
  doi = {10.3133/ofr6835},
  url = {https://pubs.usgs.gov/publication/ofr6835},
  note = {Source identifier: ofr6835}
}