@misc{1171961,
  author = {Helen K Middleton},
  title = {Hydraulic research in the United States 1961/:},
  year = {1961},
  month = {1961-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.MP.238},
  language = {en},
}