Universidad de Zaragoza Repository

@article{OlaizolaTolosana:41630,
      author        = "Olaizola Tolosana, Ana María and Subero Simal, Bienvenido
                       and Resano Ezcaray, María Helena and Manrique Persiva,
                       Emilio",
      title         = "{}",
      year          = "2012",
}