@conference{1081,
  author = {X. Xu and T. Loftus and Alan Gallagher and Jun Ye},
  title = {Sub-Doppler cooling in a strontium magneto-optical trap},
  year = {2003},
  journal = {unknown},
  isbn = {1-55752-749-0},
  url = {http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=\&arnumber=1276417},
  note = {JILA Pub. 7321},
}