@misc{indiciaeb338a2ae7c09,
  title = {Field measurements of the rate of movement of underground waters},
  author = {Charles Sumner Slichter},
  year = {1905},
  doi = {10.3133/wsp140},
  url = {https://pubs.usgs.gov/publication/wsp140},
  note = {Source identifier: wsp140}
}