ITU-T J.13 SPANISH PDF

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Policy and methodological principles for determining co-location and access charges

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Calculation of Loudness Ratings for Telephone Sets - Series P: Telephone Transmission Quality, Telephone Installations, Local Line Networks - Measurements Related to Speech Loudness

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TECNOLOGÍA DE LA INFORMACIÓN – ARQUITECTURA DE DOCUMENTO ABIERTA Y FORMATO DE INTERCAMBIO – IDENTIFICACIÓN DE FRAGMENTOS DE DOCUMENTO

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