@misc{indiciae4c65c424a3e7,
  title = {Metallic mineral resources map of the Talkeetna quadrangle, Alaska},
  author = {Allen L. Clark and Edward Huntington Cobb},
  year = {1970},
  doi = {10.3133/ofr7077},
  url = {https://pubs.usgs.gov/publication/ofr7077},
  note = {Source identifier: ofr7077}
}