Digital cellular telecommunications system (Phase 2+) (GSM); Closed User Group (CUG) Supplementary Services - Stage 1 (GSM 02.85 version 6.0.0 Release 1997)

Norma vydána dne 22.1.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Closed User Group (CUG) Supplementary Services - Stage 1 (GSM 02.85 version 7.0.0 Release 1998)

Norma vydána dne 13.8.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Advice of Charge (AoC) Supplementary Services - Stage 1 (GSM 02.86 version 6.0.0 Release 1997)

Norma vydána dne 22.1.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Advice of Charge (AoC) Supplementary Services - Stage 1 (GSM 02.86 version 7.0.0 Release 1998)

Norma vydána dne 13.8.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Call Barring (CB) Supplementary Services - Stage 1 (GSM 02.88 version 6.0.0 Release 1997)

Norma vydána dne 22.1.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Call Barring (CB) Supplementary Services - Stage 1 (GSM 02.88 version 7.0.0 Release 1998)

Norma vydána dne 13.8.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Network functions (GSM 03.01 version 6.0.0 Release 1997)

Norma vydána dne 29.4.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Network functions (GSM 03.01 version 6.1.0 Release 1997)

Norma vydána dne 26.5.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Network functions (GSM 03.01 version 7.0.0 Release 1998)

Norma vydána dne 22.9.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Network architecture (GSM 03.02 version 6.1.0 - Release 1997)

Norma vydána dne 31.7.1998