@misc{indiciaef830199a3b7f,
  title = {Isopach maps of the canyon and associated coal beds, western half of the Recluse 1 degree x 1/2 degree Quadrangle, Campbell County, Wyoming},
  author = {Bion H. Kent and Brian E. Munson},
  year = {1978},
  doi = {10.3133/coal81b},
  url = {https://pubs.usgs.gov/publication/coal81B},
  note = {Source identifier: coal81B}
}