@article{620,
  author = {R. Jones and W.-Y. Cheng and K. Holman and L. Chen and John Hall and Jun Ye},
  title = {Absolute-frequency measurement of the iodine-based length standard at 514.67 nm},
  year = {2002},
  journal = {Applied Physics B: Lasers and Optics},
  volume = {74},
  pages = {597-601},
  month = {2002-04},
  issn = {0946-2171},
  doi = {10.1007/s003400200846},
}