Digital cellular telecommunications system (Phase 2+) (GSM); Multi Party (MPTY) supplementary services; Stage 3 (GSM 04.84 version 6.0.1 release 1997)

Standard published on 1.9.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Multi Party (MPTY) supplementary services; Stage 3 (GSM 04.84 version 7.0.1 Release 1998)

Standard published on 12.1.2000

Digital cellular telecommunications system; Advice of Charge (AoC) supplementary services; Stage 3 (GSM 04.86 version 5.0.1)

Standard published on 30.5.1997

Digital cellular telecommunications system (Phase 2+) (GSM); Advice of Charge (AoC) supplementary services; Stage 3 (GSM 04.86 version 6.0.1 Release 1997)

Standard published on 1.9.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Advice of Charge (AoC) supplementary services; Stage 3 (GSM 04.86 version 7.0.1 Release 1998)

Standard published on 12.1.2000

Digital cellular telecommunications system; Call Barring (CB) supplementary services; Stage 3 (GSM 04.88 version 5.0.1)

Standard published on 30.5.1997

Digital cellular telecommunications system (Phase 2+) (GSM); Call Barring (CB) supplementary services; Stage 3 (GSM 04.88 version 5.1.0)

Standard published on 15.7.1998

Digital cellular telecommunications system; Unstructured Supplementary Service Data (USSD); Stage 3 (GSM 04.90 version 5.0.1)

Standard published on 30.5.1997

Digital cellular telecommunications system (Phase 2+) (GSM); Unstructured Supplementary Service Data (USSD); Stage 3 (GSM 04.90 version 6.0.1 Release 1997)

Standard published on 1.9.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Unstructured Supplementary Service Data (USSD); Stage 3 (GSM 04.90 version 7.0.1 Release 1998)

Standard published on 12.1.2000