@misc{indiciaef023988547f0,
  title = {Geology of the Hobson area, central Montana},
  author = {James David Vine and William James Hail},
  year = {1950},
  doi = {10.3133/om108},
  url = {https://pubs.usgs.gov/publication/om108},
  note = {Source identifier: om108}
}