@misc{indiciae6dc14b1d3862,
  title = {Geology of the Lothair area, Liberty County, Montana},
  author = {C. E. Erdmann},
  year = {1948},
  doi = {10.3133/om87},
  url = {https://pubs.usgs.gov/publication/om87},
  note = {Source identifier: om87}
}