@misc{indiciae45cd93cafc46,
  title = {Stratigraphic framework of coal beds underlying the northeastern part of the Fort Peck Indian Reservation, Montana},
  author = {John K. Hardie and Bradley S. Van Gosen},
  year = {1986},
  doi = {10.3133/mf1775},
  url = {https://pubs.usgs.gov/publication/mf1775},
  note = {Source identifier: mf1775}
}