@misc{indiciae22cd71a0fba6,
  title = {Resource appraisal map for placer gold in the Wallace 1° x 2° quadrangle, Montana and Idaho},
  author = {J. E. Harrison and J. A. Domenico and D. L. Leach},
  year = {1986},
  doi = {10.3133/i1509e},
  url = {https://pubs.usgs.gov/publication/i1509E},
  note = {Source identifier: i1509E}
}