@article{825086,
  author = {X Xu and T Loftus and J Dunn and C Greene and John Hall and A Gallagher and Jun Ye},
  title = {Single-stage sub-Doppler cooling of alkaline earth atoms},
  year = {2003},
  number = {90},
  month = {2003-01-01 00:01:00},
  publisher = {Physical Review Letters},
  language = {en},
}