@misc{indiciae878a0c96c2f0,
  title = {Assessment of coal mine methane (CMM) and abandoned mine methane (AMM) resource potential of longwall mine panels: example from Northern Appalachian Basin, USA},
  author = {C. Özgen Karacan and Peter D. Warwick},
  year = {2019},
  doi = {10.1016/j.coal.2019.04.005},
  url = {https://pubs.usgs.gov/publication/70203460},
  note = {Source identifier: 70203460}
}