@article{57341,
  author = {Michael Lombardi and J.},
  title = {The Development of a Unified Time and Frequency Program in the SIM Region},
  year = {2010},
  number = {5},
  month = {2010-09-01},
  publisher = {Measure: The Journal of Measurement Science},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=906191},
  language = {en},
}