@conference{115586,
  author = {Jun Ye and L Ma and John Hall},
  title = {Ultrasensitive high resolution laser spectroscopy and its application to optical frequency standards},
  year = {1997},
  month = {1997-01-01},
  publisher = {28th Annual Precise Time and Time Interval (PTTI), Reston, VA},
  language = {en},
}