DIN EN 302406:2004-03
Digital cellular telecommunications system (Phase 2+) - GSM Cordless Telephony System (CTS), Phase 1 - CTS radio interface layer 3 specification (GSM 04.56 version 8.0.1 Release 1999) (Endorsement of the English version EN 302406 V8.0.1 (2000-08) as Ge...