@misc{indiciae7803d99f1ded,
  title = {Chemical analyses of coal and coal-associated rock samples from the Rosebud and McKay coal beds, Tongue River Member of the Fort Union Formation, Colstrip coal deposit, Rosebud County, Montana},
  author = {Ronald H. Affolter and Joseph R. Hatch},
  year = {1979},
  doi = {10.3133/ofr791098},
  url = {https://pubs.usgs.gov/publication/ofr791098},
  note = {Source identifier: ofr791098}
}