ETSI ETS 300 596-1995 欧洲数字蜂窝通信系统(第2阶段).基站控制器-基站收发器(BSC-BTS)接口第3层规范.GSM 08.58(第2版)
European Digital Cellular Telecommunications System (Phase 2); Base Station Controller - Base Transceiver Station (BSC - BTS) Interface Layer 3 Specification (GSM 08.58) Second Edition