@article{Michel:1235,
      author        = "Michel Elias and Namur Corral and Francoise Claude and
                       Xavier Godts and Yves Gobert and Pierre Liesse",
      title         = "{ITECO. Jeux pédagogiques. Jouer ensemble pour apprendre
                       (ITECO. Educational games. Playing together to learn)}",
      year          = "1993",
}