@misc{indiciaed6e3ba21c9c2,
  title = {Styles of organic facies development in selected coal beds of the Powder River Basin: A petrographic evaluation},
  author = {R.W. Stanton and Timothy A. Moore and Peter D. Warwick and S.S. Crowley and Romeo M. Flores},
  year = {1988},
  url = {https://pubs.usgs.gov/publication/70195531},
  note = {Source identifier: 70195531}
}