@article{KELLER:2010M8,
  author = "KELLER, Jason",
  title = "{Strategies for btagging calibration using data at CMS}",
  doi = "10.22323/1.084.0441",
  journal = "PoS",
  year = 2010,
  volume = "EPS-HEP 2009",
  pages = "441"
}