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ETSI TS 132 274
M00001123
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ETSI TS 132 274 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Telecommunication management; Charging management; Short Message Service (SMS) charging (3GPP TS 32.274 version 15.3.0 Release 15)
standard by European Telecommunications Standards Institute, 01/01/2020
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