@misc{indiciae9d77ad18611f,
  title = {Measurement of clay surface areas by polyvinylpyrrolidone (PVP) sorption and its use for quantifying illite and smectite abundance},
  author = {A.E. Blum and D. D. Eberl},
  year = {2024},
  doi = {10.1346/ccmn.2004.0520505},
  url = {https://pubs.usgs.gov/publication/70026630},
  note = {Source identifier: 70026630}
}