@misc{indiciae0a5d411c6dfd,
  title = {Activated char from Illinois coal for combined SO2/NOx removal},
  author = {A.A. Lizzio and A.M. Chang and J.L. Haslbeck},
  year = {1997},
  url = {https://pubs.usgs.gov/publication/70019134},
  note = {Source identifier: 70019134}
}