@misc{indiciaea457569928ac,
  title = {Developed water power of the world, revised estimate of developed and potential water power of the world by countries},
  author = {B. E. Jones and L.L. Young},
  year = {1951},
  doi = {10.3133/ofr51171},
  url = {https://pubs.usgs.gov/publication/ofr51171},
  note = {Source identifier: ofr51171}
}