@article{Physics.2.45,
  title = {A cooler way to operate atomic clocks},
  author = {Appel, J\"urgen},
  journal = {Physics},
  volume = {2},
  issue = {},
  pages = {45},
  numpages = {1},
  year = {2009},
  month = {Jun},
  doi = {10.1103/Physics.2.45},
  url = {http://link.aps.org/doi/10.1103/Physics.2.45},
  publisher = {American Physical Society}
}