HEMEROTECA:
http://hemeroteca.lavanguardia.es/preview/1984/06/29/pagina-8/32834240/pdf.html?
search=ASESINATO%20DE%20FRANCISCO%20FERNANDO
http://www.elhistoriador.com.ar/titulares/mundo/images/m-1era_guerra_mundial.19_06_19.jpg
http://www.elhistoriador.com.ar/titulares/mundo/images/m-1era_guerra_mundial_01.jpg
http://hemeroteca.lavanguardia.es/preview/1917/04/05/pagina-13/33320962/pdf.html?search=revolucion% 20rusa% 201.917
http://hemeroteca.lavanguardia.es/preview/1964/08/09/pagina-12/33298327/pdf.html?search=28% 20julio% 20de% 201914
