European digital cellular telecommunications system (Phase 2) - GSM Public Land Mobile Network (PLMN) connection types; English version ETS 300528:1994
Edition 1995-01

Integrated Services Digital Network (ISDN); circuit-mode 64 kbit/s unrestricted 8 kHz structured bearer service category; service description; english version ETS 300108:1992
Edition 1993-04

Integrated Services Digital Network (ISDN); circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for speech information transfer; service description; english version ETS 300109:1992
Edition 1993-04

Telecommunications Security - Service access control and synchronization for audiovisual services; English version ETS 300747:1997
Edition 1998-08

Integrated Services Digital Network (ISDN); circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for 3,1 kHz audio information transfer; service description; english version ETS 300110:1992
Edition 1993-04

Digital Video Broadcasting (DVB) - Network-independent protocols for DVB interactive service; English version ETS 300802:1997
Edition 1998-06

Integrated Services Digital Network (ISDN) - User-to-User Signalling (UUS) supplementary service - Service description; English version ETS 300284:1996
Edition 1996-10

Broadband Integrated Services Digital Network (B-ISDN) - B-ISDN Protocol Reference Model (PRM); English version ETS 300354:1995
Edition 1996-04

European digital cellular telecommunications system (Phase 2) - Principles of telecommunication services supported by a GSM Public Land Mobile Network (PLMN); English version ETS 300500:1996
Edition 1996-08

Network Aspects (NA); Metropolitan Area Network (MAN); principles and architecture; English version ETS 300211:1992
Edition 1993-07