@misc{indiciaeba811645c06d,
  title = {Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Ambler River quadrangle, Alaska: Supplement to Open-File Report 75-628, part A — Summaries of data to January 1, 1981},
  author = {Edward Huntington Cobb and Charles F. Mayfield},
  year = {1981},
  doi = {10.3133/ofr81570a},
  url = {https://pubs.usgs.gov/publication/ofr81570A},
  note = {Source identifier: ofr81570A}
}