@misc{indiciaeeb811720efb9,
  title = {Geologic map and coal resources of the Box Elder Creek Quadrangle, Powder River County, Montana},
  author = {M.W. McLellan},
  year = {1981},
  doi = {10.3133/mf1297},
  url = {https://pubs.usgs.gov/publication/mf1297},
  note = {Source identifier: mf1297}
}