@misc{1142666,
  author = {Michael A Lombardi},
  title = {NIST frequency measurement and analysis system::operator's manual},
  year = {2001},
  month = {2001-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.6610},
  language = {en},
}