@misc{122226,
  author = {Michael Lombardi},
  title = {NIST Frequency Measurement and Analysis System: Operator's Manual},
  year = {2001},
  month = {2001-01-01},
  publisher = {NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.6610},
  language = {en},
}