@conference{179846,
  author = {G Wilpers and Christopher Oates and Scott Diddams and A Bartels and Windell Oskay and James Bergquist and Leo Hollberg},
  title = {Ultra-high Stability Optical Frequency Standard Based on Laser-Cooled Neutral Calcium},
  year = {2005},
  month = {2005-05-22},
  publisher = {Proc. 2005 Conf. Lasers and Electro-Optics},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=50375},
  language = {en},
}