@misc{indiciaea0c16d6fd0e7,
  title = {Preliminary report on deposit models for sand and gravel in the Cache la Poudre River valley},
  author = {W. H. Langer and D. A. Lindsey},
  year = {1999},
  doi = {10.3133/ofr99587},
  url = {https://pubs.usgs.gov/publication/ofr99587},
  note = {Source identifier: ofr99587}
}