ETSI TS 123 086
ETSI TS 123 086
Digital cellular telecommunications system (Phase 2 ) (GSM); Universal Mobile Telecommunications System (UMTS); Advice of Charge (AoC) supplementary services - Stage 2 (3GPP TS 23.086 version 4.0.0 Release 4) Edition: 4.0.0European Telecommunications Standards Institute / 01-Mar-2001 / 20 pages