@misc{indiciaec8495578b832,
  title = {Preliminary report of coal exploration drilling in the Broadus area, Powder River County, Montana, during 1980},
  author = {J.D. Cathcart and S. B. Roberts},
  year = {1982},
  doi = {10.3133/ofr82828},
  url = {https://pubs.usgs.gov/publication/ofr82828},
  note = {Source identifier: ofr82828}
}