@misc{indiciae69193ad27876,
  title = {Water for the cities - The outlook},
  author = {William Joseph Schneider and Andrew Maute Spieker},
  year = {1969},
  doi = {10.3133/cir601a},
  url = {https://pubs.usgs.gov/publication/cir601A},
  note = {Source identifier: cir601A}
}