@misc{indiciae1458a31bed23,
  title = {Preliminary geologic map of the Yellowtail Dam Quadrangle, Big Horn County, Montana},
  author = {S.S. Agard},
  year = {1988},
  doi = {10.3133/mf2039},
  url = {https://pubs.usgs.gov/publication/mf2039},
  note = {Source identifier: mf2039}
}