ETSI TS 101 855-2004 数字蜂窝移动通信系统(阶段2+).基于无线接入网(GERAN)3GPP系统用技术规范和技术报告(3GPP TS 01.01,8.12.0版本,1999发行)
Digital cellular telecommunications system (Phase 2+); Technical Specifications and Technical Reports for a GERAN-based 3GPP system 3GPP TS 01.01 Version 8.14.0 Release 1999