ETSI TS 101 343

Digital cellular telecommunications system (Phase 2 ) (GSM); General Packet Radio Service (GPRS); Base Station System (BSS) - Serving GPRS Support Node (SGSN); BSS GPRS Protocol (BSSGP) (GSM 08.18 version 6.6.0 Release 1997) Edition: 6.6.0
European Telecommunications Standards Institute / 01-Dec-1999 / 64 pages