@misc{indiciaea332d9d358c8,
  title = {Application of organic petrology in high maturity shale gas systems},
  author = {Paul C. Hackley},
  year = {2017},
  doi = {10.2174/9781681084633117010001},
  url = {https://pubs.usgs.gov/publication/70219068},
  note = {Source identifier: 70219068}
}