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1
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2LibroPublicado 1964“…International Telegraph and Telephone Consultative Committee…”
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3LibroPublicado 1964“…International Telegraph and Telephone Consultative Committee…”
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4LibroPublicado 1964“…International Telegraph and Telephone Consultative Committee. Working Party on National Automatic…”
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5LibroPublicado 1981“…International Telegraph and Telephone Consultative Committee. Plenary Assembly…”
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6LibroPublicado 1985“…International Telegraph and Telephone Consultative Committee. Plenary Assembly…”