ETSI TS 129 013
ETSI TS 129 013
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Signalling interworking between ISDN supplementary services; Application Service Element (ASE) and Mobile Application Part (MAP) protocols (3GPP TS 29.013 version 4.0.0 Release 4)
standard published 03/01/2001 by European Telecommunications Standards Institute