@misc{indiciae441f7b053dd6,
  title = {Correlation of geologic formations between east-central Colorado, central Wyoming, and southern Montana},
  author = {W. T. Lee},
  year = {1927},
  doi = {10.3133/pp149},
  url = {https://pubs.usgs.gov/publication/pp149},
  note = {Source identifier: pp149}
}