@misc{indiciae2d5921de26c0,
  title = {A comparison of sample splitting methods},
  author = {Francis J. Flanagan and Richard C. Kellagher},
  year = {1955},
  doi = {10.3133/tei505},
  url = {https://pubs.usgs.gov/publication/tei505},
  note = {Source identifier: tei505}
}