@misc{indiciae3da7ba019bc3,
  title = {Geology of the Fanny Peak quadrangle, Wyoming-South Dakota},
  author = {Donald Albert Brobst and Jack Burton Epstein},
  year = {1963},
  doi = {10.3133/b1063i},
  url = {https://pubs.usgs.gov/publication/b1063I},
  note = {Source identifier: b1063I}
}