@article{Ribeiro:2011c0,
  author = "Ribeiro, Pedro",
  title = "{Observation of Top-Quark Production at 7TeV - CMS }",
  doi = "10.22323/1.128.0064",
  journal = "PoS",
  year = 2011,
  volume = "HQL 2010",
  pages = "064"
}