@misc{indiciaebf2aa5ae5641,
  title = {Geochemical maps showing the distribution and abundance of copper in the Philip Smith Mountains Quadrangle, Alaska},
  author = {J. B. Cathrall and D.E. Detra and E.F. Cooley},
  year = {1978},
  doi = {10.3133/mf879g},
  url = {https://pubs.usgs.gov/publication/mf879G},
  note = {Source identifier: mf879G}
}