Bibliografia 2 del bene culturale: IGB-009894
https://dati.museoscienza.org/lod/resource/Bibliography/IGB-009894-2 <https://w3id.org/arco/ontology/context-description/Bibliography>
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Bibliografia 2 del bene culturale: IGB-009894
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Aitken H. G. J., Syntony and spark - The origins of radio, Princeton, New Jersey, Princeton University Press, 1985