@conference{179171,
  author = {Michael Lombardi},
  title = {Legal and Technical Requirements for Time and Frequency Metrology},
  year = {2006},
  month = {2006-03-02},
  publisher = {Proc. 2006 Measurement Science Conference},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=50262},
  language = {en},
}