@Article{amor2005:debian,
  author   = 	 {Juan Jose Amor and Jesus M. Gonzalez-Barahona and Gregorio Robles and Israel Herraiz},
  title    = 	 {Measuring Libre Software Using {D}ebian 3.1 ({S}arge) as A Case Study: Preliminary Results},
  journal  = 	 {UPGRADE},
  year     = 	 {2005},
  volume   = 	 {VI},
  number   = 	 {3},
  month    =     {June},
  pages    = 	 {13--16},
}