@misc{indiciaef8b85ebb8464,
  title = {Geology of Moorhead coal field, Powder River, Big Horn, and Rosebud counties, Montana},
  author = {Robert P. Bryson and N. Wood Bass},
  year = {1973},
  doi = {10.3133/b1338},
  url = {https://pubs.usgs.gov/publication/b1338},
  note = {Source identifier: b1338}
}