@misc{1197136,
  author = {Charles D Ehrlich and Stuart A Tison},
  title = {NIST leak calibration service:},
  year = {1992},
  month = {1992-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.SP.250-38},
  language = {en},
}