Norm
[AKTUELL]
OENORM EN 300957 V 7.0.1
OENORM EN 300957 V 7.0.1
Digital cellular telecommunications system (Phase 2+) - Unstructured Supplementary Service Data (USSD) - Stage 3 (GSM 04.90 version 7.0.1 Release 1998)
Titel (englisch)
Digital cellular telecommunications system (Phase 2+) - Unstructured Supplementary Service Data (USSD) - Stage 3 (GSM 04.90 version 7.0.1 Release 1998)