Universidad de Zaragoza Repository

@article{ArranzYagüe:43819,
      author        = "Arranz Yagüe, Enrique and Gómez Jiménez, Javier and
                       Lapuente Mercadal, María Pilar and Lago San José,
                       Marceliano",
      title         = "{}",
      year          = "2011",
}