@article{LacruzMantecón:41381,
      author        = "Lacruz Mantecón, Miguel Luis and Tena Piazuelo, Isaac
                       José and Alonso Pérez, María Teresa and Lalana del
                       Castillo, Carlos Esteban and Bellod Fernández De Palencia,
                       María Elena",
      title         = "{}",
      year          = "2012",
}