@misc{indiciae312d6fff74bd,
  title = {Capsule- and disk-filter procedure},
  author = {Stanley C. Skrobialowski},
  year = {2016},
  doi = {10.3133/twri9a55.2.1.a},
  url = {https://pubs.usgs.gov/publication/twri9A55.2.1.A},
  note = {Source identifier: twri9A55.2.1.A}
}