@article{134426,
  author = {Mark Keller},
  title = {Current Status of the Quantum Metrology Triangle},
  year = {2008},
  number = {45},
  month = {2008-01-18},
  publisher = {Metrologia},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=32829},
  language = {en},
}