@misc{indiciae627dbb2de67e,
  title = {Transport and dispersion of labeled bed material, North Loup River, Nebraska},
  author = {W.W. Sayre and D. W. Hubbell},
  year = {1963},
  doi = {10.3133/ofr63118},
  url = {https://pubs.usgs.gov/publication/ofr63118},
  note = {Source identifier: ofr63118}
}