@misc{indiciae80fc89b3e4be,
  title = {Relation between dual acidity and structure of H-montmorillonite},
  author = {Alfred M. Pommer},
  year = {1962},
  doi = {10.3133/tei812},
  url = {https://pubs.usgs.gov/publication/tei812},
  note = {Source identifier: tei812}
}