@misc{indiciae21463f271193,
  title = {Water-power resources of Sandy River Basin, Oregon},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1940},
  doi = {10.3133/ofr409},
  url = {https://pubs.usgs.gov/publication/ofr409},
  note = {Source identifier: ofr409}
}