@conference{152951,
  author = {Michael Lombardi and Nelida Diaz-Munoz and J.},
  title = {Establishment of the SIM Time Scale},
  year = {2008},
  month = {2008-10-22},
  publisher = {Proc. 2008 CENAM Symposium of Metrology, Queretaro, MX},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=842495},
  language = {en},
}