@misc{indiciae8eb190c892f5,
  title = {Mercury in coal and the impact of coal quality on mercury emissions from combustion systems},
  author = {Allan Kolker and Constance L. Senior and Jeffrey C. Quick},
  year = {2006},
  doi = {10.1016/j.apgeochem.2006.08.001},
  url = {https://pubs.usgs.gov/publication/70028760},
  note = {Source identifier: 70028760}
}