@misc{indiciae83677cb103d9,
  title = {Geologic map of Wyoming},
  author = {M. R. Campbell and W. B. Emery and K. C. Heald and G. W. Stose and T. W. Stanton and J. D. Sears},
  year = {1925},
  doi = {10.3133/70210559},
  url = {https://pubs.usgs.gov/publication/70210559},
  note = {Source identifier: 70210559}
}