@misc{1155906,
  author = {J Hord},
  title = {Correlations for predicting leakage through closed valves:},
  year = {1967},
  month = {1967-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.TN.355},
  language = {en},
}