@misc{indiciae86641ef0f877,
  title = {Geochemistry of inorganic nitrogen in waters released from coal-bed natural gas production wells in the Powder River Basin, Wyoming},
  author = {Richard L. Smith and Deborah A. Repert and Charles P. Hart},
  year = {2009},
  doi = {10.1021/es802478p},
  url = {https://pubs.usgs.gov/publication/70044313},
  note = {Source identifier: 70044313}
}