@misc{indiciae935a0beaa97f,
  title = {Historical review of the international water-resources program of the U.S. Geological Survey, 1940-70},
  author = {George C. Taylor},
  year = {1976},
  doi = {10.3133/pp911},
  url = {https://pubs.usgs.gov/publication/pp911},
  note = {Source identifier: pp911}
}