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ETSI TS 144 057
M00000191
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ETSI TS 144 057 Digital cellular telecommunications system (Phase 2+); GSM Cordless Telephony System (CTS), (Phase 1) CTS CTS supervising system Layer 3 Specification (3GPP TS 44.057 version 7.0.0 Release 7)
standard by European Telecommunications Standards Institute, 06/01/2007
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