@article{Loureiro-Ferreira:20124k,
  author = "Loureiro-Ferreira, Nuno  and  SIPOS, Gergely  and  Ferrari, Tiziana",
  title = "{How many users does EGI have?}",
  doi = "10.22323/1.162.0135",
  journal = "PoS",
  year = 2012,
  volume = "EGICF12-EMITC2",
  pages = "135"
}