@misc{indiciae50647d51f2ef,
  title = {Central Appalachian basin natural gas database: distribution, composition, and origin of natural gases},
  author = {Yomayra A. Roman Colon and Leslie F. Ruppert},
  year = {2015},
  doi = {10.3133/ofr20141207},
  url = {https://pubs.usgs.gov/publication/ofr20141207},
  note = {Source identifier: ofr20141207}
}