@conference{121956,
  author = {W Oskay and S Bize and Scott Diddams and Robert Drullinger and Thomas Heavner and Leo Hollberg and Wayne Itano and Steven Jefferts and Thomas Parker and U Tanaka and C Tanner and James Bergquist},
  title = {The Mercury-Ion Optical Clock and the Search for Temporal Variation of Fundamental Constants},
  year = {2003},
  month = {2003-01-01},
  publisher = {2003 Joint Mtg. IEEE Intl. Freq. Cont. Symp. and EFTF Conf , Tampa, FL},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=105520},
  language = {en},
}