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ETSI TS 100 601
- Digital cellular telecommunications system (Phase 2+) (GSM); Interworking between the Public Land Mobile Network (PLMN) and the Circuit Switched Public Data Network (CSPDN) (GSM 09.04 version 7.0.0 Release 1998)
- standard by European Telecommunications Standards Institute, 08/01/1999
- Publisher: ETSI
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