ETSI TS 129 078 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase 3; CAMEL Application Part (CAP) specification (3G TS 29.078 version 3.4.1 Release 1999)

standard by European Telecommunications Standards Institute, 07/01/2000