@InProceedings{SACACM04,
  author = "M.Carmen Ruiz and Fernando Cuartero and Diego Cazorla and J.José Pardo",
  title = "A realistic model for true concurrency",
  booktitle = "In Actas de las XII Jornadas de Concurrencia ",
  address =  {Navas del Marques, Avila (Spain)},
  date =    {June},
  year=   "2004",
  pages= "13-26",
 }