@misc{indiciaef1e08fa63960,
  title = {The concept of electron activity and its relation to redox potentials in aqueous geochemical systems},
  author = {D.C. Thorstenson},
  year = {1984},
  doi = {10.3133/ofr8472},
  url = {https://pubs.usgs.gov/publication/ofr8472},
  note = {Source identifier: ofr8472}
}