@misc{indiciaeaf9a065236ce,
  title = {Stalactites of sand},
  author = {J. S. Diller},
  year = {1899},
  doi = {10.1126/science.9.219.371},
  url = {https://pubs.usgs.gov/publication/70010611},
  note = {Source identifier: 70010611}
}