• TS 122 004 : 13.0.0

    Current The latest, up-to-date edition.

    DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) (GSM); UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM (UMTS); LTE; GENERAL ON SUPPLEMENTARY SERVICES (3GPP TS 22.004 VERSION 14.0.0 RELEASE 14)

    Publisher:  European Telecommunications Standards Institute

    Published: 

    Available Formats:  PDF - English, Hardcopy - English
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