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ETSI ETS 300958-ed.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Explicit Call Transfer (ECT) supplementary service; Stage 3 (GSM 04.91 version 5.1.2)
Standard published on 30.5.1997
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ETSI EN 300958-V6.0.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Explicit Call Transfer (ECT) supplementary service; Stage 3 (GSM 04.91 version 6.0.1 Release 1997)
Standard published on 1.9.1999
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ETSI EN 300958-V7.0.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Explicit Call Transfer (ECT) supplementary service; Stage 3 (GSM 04.91 version 7.0.1 Release 1998)
Standard published on 12.1.2000
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ETSI ETS 300959-ed.1
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Digital cellular telecommunications system; Modulation (GSM 05.04 version 5.0.1)
Standard published on 15.5.1997
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ETSI ETS 300959-ed.2
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Digital cellular telecommunications system; Modulation (GSM 05.04 version 5.1.1 Release 1996)
Standard published on 30.6.2000
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ETSI EN 300959-V6.0.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Modulation (GSM 05.04 version 6.0.0 Release 1997)
Standard published on 9.3.1999
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ETSI EN 300959-V6.1.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Modulation (GSM 05.04 version 6.1.1 Release 1997)
Standard published on 20.6.2000
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ETSI EN 300959-V7.0.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Modulation (GSM 05.04 version 7.0.1 Release 1998)
Standard published on 12.1.2000
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ETSI EN 300959-V7.1.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Modulation (GSM 05.04 version 7.1.1 Release 1998)
Standard published on 20.6.2000
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ETSI EN 300959-V8.1.2
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Digital cellular telecommunications system (Phase 2+) (GSM); Modulation (GSM 05.04 version 8.1.2 Release 1999)
Standard published on 21.2.2001
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