• TR 101 056 : 1.1.1

    Current The latest, up-to-date edition.

    HUMAN FACTORS (HF); EUROPEAN NUMBERING TASK FORCE (ENTF); HUMAN FACTORS ASPECTS OF THE EUROPEAN TELEPHONY NUMBERING SPACE (ETNS)

    Publisher:  European Telecommunications Standards Institute

    Published: 

    Available Formats:  PDF - English
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