@misc{indiciae23ed42a8f375,
  title = {Practical considerations for measuring hydrogen concentrations in groundwater},
  author = {F. H. Chapelle and D.A. Vroblesky and J.C. Woodward and Derek R. Lovley},
  year = {1997},
  doi = {10.1021/es970085c},
  url = {https://pubs.usgs.gov/publication/70019493},
  note = {Source identifier: 70019493}
}