ETSI TS 155 216-2008 数字蜂窝通信系统(第2+阶段).GSM和ECSD A5/3加密术算法以及GPRS GEA3加密术算法的规范.文件1:A5/3和GEA3规范(版本5.0.0).3GPP TS 55.216(版本5.0.0,第5次发布)
Digital cellular telecommunications system (Phase 2+); Specification of the A5/3 encryption algorithms for GSM and ECSD, and the GEA3 encryption algorithm for GPRS; Document 1: A5/3 and GEA3 specification V5.0.0; 3GPP TS 55.216 version 5.0.0 Release 5