This author has not been identified. Look up 'Juan Aparicio' in GoogleThis author has not been identified. Look up 'Natividad Llorca' in GoogleThis author has not been identified. Look up 'Joaquín Sánchez-Soriano' in GoogleThis author has not been identified. Look up 'Manuel A. Pulido' in GoogleThis author has not been identified. Look up 'Julia Sancho' in Google