Digital cellular telecommunications system (Phase 2+) - Interworking between a Public Land Mobile Network (PLMN) and a Packet Switched Public Data Network/Integrated Services Digital Network (PSPDN/ISDN) for the support of packet switched data transmission services (Endorsement of the English version ETS 300975:1997-05 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - General requirements on interworking between the Public Land Mobile Network (PLMN) and the Integrated Services Digital Network (ISDN) or Public Switched Telephone Network (PSTN) (Endorsement of the English version ETS 300976:2000-06 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Specification of the Subscriber Identity Module - Mobile Equipment (SIM-ME) interface (Endorsement of the English version ETS 300977:1998-12 as German standard)
Edition 2001-06

Mechanical testing of metals - Ductility testing - Compression test for porous and cellular metals
Edition 2011-12

Metallic materials - Ductility testing - High speed compression test for porous and cellular metals
Edition 2020-05

Digital cellular telecommunications system (Phase 2 & Phase 2+) - Base Station System (BSS) equipment specification - Radio aspects (GSM 11.21 V 8.2.1)
Edition 2005-11-01

Digital cellular telecommunications system (Phase 2) - Security management (GSM 12.03, version 4.2.1)
Edition 2000-10-01

Electromagnetic compatibility and radio spectrum matters (ERM) - Electromagnetic compatibility (EMC) standard for radio equipment and services - Part 7: specific conditions for mobile and portable radio and ancillary equipment of digital cellular radio telecommunications systems (GSM and DCS) (V1.3.1)
Edition 2006-02-01

Electromagnetic compatibility and radio spectrum matters (ERM) - Electromagnetic compatibility (EMC) standard for radio equipment and services - Part 16: specific conditions for analogue cellular radio communications equipment, mobile and portable
Edition 2002-12-01