@misc{indiciae0cc71a0f4dde,
  title = {Integrated treatment process using a natural Wyoming clinoptilolite for remediating produced waters from coalbed natural gas operations},
  author = {H. Zhao and G.F. Vance and M.A. Urynowicz and R.W. Gregory},
  year = {2009},
  doi = {10.1016/j.clay.2008.03.007},
  url = {https://pubs.usgs.gov/publication/70032872},
  note = {Source identifier: 70032872}
}