Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Heiberg, Morten and Ros Agudo, Manuel and Lozoya, Teófilo de","La trama oculta de la Guerra Civil : los servicios secretos de Franco, 1936-1945",,Crítica,2006,Crítica contrastes,,8484327337,,https://cir.nii.ac.jp/crid/1130000797387681152