@misc{69671,
  author = {Michael Lombardi and Andrew Novick and John Lowe and Matthew Deutch and Glenn Nelson and Douglas Sutton and William Yates and D. Hanson},
  title = {WWVB Radio Controlled Clocks: Recommended Practices for Manufacturers and Consumers (2009 edition)},
  year = {2009},
  month = {2009-09-08},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=903649},
  language = {en},
}