ETSI TS 129 658-2017 数字蜂窝通信系统(第2+阶段)(GSM全球通信系统);通用移动通信系统(UMTS);长期演进技术(LTE); IP多媒体业务的资费信息SIP传输;协议规范(V14.0.0;3GPP TS 29.658 版本14.0.0 发行版本14)
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; SIP Transfer of IP Multimedia Service Tariff Information; Protocol specification (V14.0.0; 3GPP TS 29.658 version 14.0.0 Release 14)