@misc{indiciae9cc0301245dc,
  title = {Certain flows of air and water in sands during infiltration},
  author = {W.O. Smith and H. W. Olsen and R.A. Bagnold and J. Rice},
  year = {1966},
  doi = {10.1097/00010694-196606000-00004},
  url = {https://pubs.usgs.gov/publication/70221261},
  note = {Source identifier: 70221261}
}