ETSI TS 101 343-2004 数字蜂窝通信系统(第2+阶段).一般分组无线业务(GPRS).基站系统(BSS)-GPRS服务支持节点(SGSN).BSS GPRS协议3GPP TS 08.18(版本8.12.0,1999年发布)
Digital Cellular Telecommunications System (Phase 2+); General Packet Radio Service (GPRS); Base Station System (BSS) - Serving GPRS Support Node (SGSN); BSS GPRS Protocol