@misc{indiciae186816df8871,
  title = {Geochemical maps showing the distribution and abundance of silver in the Philip Smith Mountains Quadrangle, Alaska},
  author = {J. B. Cathrall and D.E. Detra and E.F. Cooley},
  year = {1978},
  doi = {10.3133/mf879j},
  url = {https://pubs.usgs.gov/publication/mf879J},
  note = {Source identifier: mf879J}
}