@misc{indiciaefc0d8ea32847,
  title = {Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Petersburg Quadrangle, Alaska},
  author = {Edward Huntington Cobb},
  year = {1978},
  doi = {10.3133/ofr78870},
  url = {https://pubs.usgs.gov/publication/ofr78870},
  note = {Source identifier: ofr78870}
}