@misc{indiciae81d003d7e0ad,
  title = {Geologic map of the Pacific Springs quadrangle, Fremont and Sweetwater Counties, Wyoming},
  author = {H. D. Zeller and E. V. Stephens},
  year = {1964},
  doi = {10.3133/mf294},
  url = {https://pubs.usgs.gov/publication/mf294},
  note = {Source identifier: mf294}
}