@misc{indiciaece7be884bbc6,
  title = {Principal facts and complete Bouguer gravity anomaly map for the Dillon 1° x 2° quadrangle, Montana and Idaho},
  author = {Harold E. Kaufmann and Scott B. Sorensen and Kelly J. O’Neill},
  year = {1983},
  doi = {10.3133/ofr8351},
  url = {https://pubs.usgs.gov/publication/ofr8351},
  note = {Source identifier: ofr8351}
}