@article{Petre2013,
  author    = {Marian Petre},
  title     = {Computing is not a spectator sport},
  journal   = {Commentarii informaticae didacticae : (CID)},
  series    = {rethinking how we introduce our discipline to students},
  number    = {5},
  pages     = {155 -- 159},
  year      = {2013},
}