European digital cellular telecommunications system (phase 2) - Mobile radio interface signalling layer 3, general aspects; English version ETS 300556:1995
Edition 1995-08

European digital cellular telecommunications system (Phase 2) - Mobile Station - Base Station System (MS-BSS) interface - Data Link (DL) layer specification; English version ETS 300555:1994
Edition 1995-01

Industrial communication networks - Fieldbus specifications - Part 4-4: Data-link layer protocol specification - Type 4 elements (IEC 61158-4-4:2019); English version EN IEC 61158-4-4:2019, only on CD-ROM
Edition 2020-08

Industrial communication networks - Fieldbus specifications - Part 3-19: Data-link layer service definition - Type 19 elements (IEC 61158-3-19:2019); English version EN IEC 61158-3-19:2019, only on CD-ROM
Edition 2020-06

Industrial communication networks - Fieldbus specifications - Part 3-7: Data-link layer service definition - Type 7 elements (IEC 61158-3-7:2007); English version EN 61158-3-7:2008, only on CD-ROM
Edition 2008-09

Maritime navigation and radiocommunication equipment and systems - Data Interface - Part 1: S-421 Route Plan Based on S-100 (IEC 80/948/CD:2019); Text in German and English
Edition 2020-08

European digital cellular telecommunications system (phase 2) - Advice of Charge (AoC) supplementary services, stage 3; English version ETS 300570:1995
Edition 1995-08

Integrated Services Digital Network (ISDN); user-network interface data link layer specification; application of CCITT recommendations Q.920/I.440 and Q.921/I.441; english version ETS 300125:1991
Edition 1992-05

Road Transport and Traffic Telematics (RTTT) - Dedicated short-range communication - Profiles for RTTT applications; English version EN 13372:2004
Edition 2005-11

Industrial communication networks - Profiles - Part 3-14: Functional safety fieldbuses - Additional specifications for CPF 14 (IEC 61784-3-14:2010); English version EN 61784-3-14:2010
Edition 2012-03