@misc{indiciae5673d6ce1677,
  title = {Tar yields from low-temperature carbonization of coal facies from the Powder River Basin, Wyoming, USA},
  author = {Ronald W. Stanton and Peter D. Warwick and Sharon M. Swanson},
  year = {2005},
  doi = {10.1016/j.coal.2005.02.002},
  url = {https://pubs.usgs.gov/publication/70029571},
  note = {Source identifier: 70029571}
}