@misc{indiciae51c7bb8c8ba2,
  title = {Map showing mineral resource assessment for silver, cobalt, and base metals in Proterozoic sedimentary rocks and for iron, chromium, nickel, talc, chlorite, gold, and graphite in Archean crystalline rocks, Dillon 1° x 2° quadrangle, Idaho and Montana},
  author = {R. C. Pearson and W. F. Hanna and H. L. James and J. S. Loen and S. H. Moll and E. T. Ruppel and C. M. Trautwein},
  year = {1990},
  doi = {10.3133/i1803d},
  url = {https://pubs.usgs.gov/publication/i1803D},
  note = {Source identifier: i1803D}
}