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ETSI TS 129 658
M00004400
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ETSI TS 129 658 Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; SIP Transfer of IP Multimedia Service Tariff Information; Protocol specification (3GPP TS 29.658 version 9.1.0 Release 9)
standard by European Telecommunications Standards Institute, 07/01/2012
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