Universidad de Zaragoza Repository

@article{MartínezVillén:46890,
      author        = "Martínez Villén, Gregorio and Saura Fillat, Esther and
                       Polo Llorens, Vicente and Larrosa Poves, José Manuel and
                       Pastor Oliver, Rosa Cristina and Pérez García, Anastasio
                       Jesús José María and González Ramos, Pedro Jesús",
      title         = "{}",
      year          = "2011",
}