Communications without secrets. Activities of Spanish listening and cipher services during two wars (1939–1945)

2010 Second Region 8 IEEE Conference on the History of Communications ◽

10.1109/histelcon.2010.5735274 ◽

2010 ◽

Author(s):

Jose Ramon Soler Fuensanta ◽

Gabriel Diaz Orueta ◽

Manuel Castro Gil

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