@conference{122801,
  author = {Leo Hollberg and Scott Diddams and E Curtis and Christopher Oates and Richard Fox},
  title = {Optical Frequency Standards for Clocks of the Future},
  year = {2001},
  number = {4450},
  month = {2001-01-01},
  publisher = {SPIE , Salt Lake City, UT},
  language = {en},
}