@misc{indiciaed0e54e19b560,
  title = {Bibliography of fine-grained siliceous deposits},
  author = {James R. Hein},
  year = {1980},
  doi = {10.3133/ofr80391},
  url = {https://pubs.usgs.gov/publication/ofr80391},
  note = {Source identifier: ofr80391}
}