@misc{indiciae2ca8b4be3809,
  title = {Effect of organic-matter type and thermal maturity on methane adsorption in shale-gas systems},
  author = {Tongwei Zhang and Geoffrey S. Ellis and Stephen C. Ruppel and Kitty Milliken and Rongsheng Yang},
  year = {2012},
  doi = {10.1016/j.orggeochem.2012.03.012},
  url = {https://pubs.usgs.gov/publication/70112478},
  note = {Source identifier: 70112478}
}