Insulators and fittings for overhead lines arming for horizontal arrangement of wires (AH) on strutted wooden poles.
Edition 1975-04-01

Integrated Services Digital Network (ISDN). Primary rate user-network interface. Layer 1 specification and test principles
Edition 1995-12-01

Integrated Services Digital Network (ISDN). Basic rate user-network interface. Layer 1 specification and test principles
Edition 1996-12-01

Integrated Services Digital Network (ISDN). User-network interface layer 3. Specifications for basic call control
Edition 1997-07-01

Integrated Services Digital Network (ISDN). Attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access. Layer 3 aspects
Edition 1997-05-01

Broadband Integrated Services Digital Network (B-ISDN). Cell based user network access for 155520 kbit/s and 622080 kbit/s. Physical layer interfaces for B-ISDN applications
Edition 1998-04-01

Digital cellular telecommunications system (Phase 2). Layer 1. General requirements (GSM 04.04)
Edition 1997-07-01

Digital cellular telecommunications system (Phase 2). Data Link (DL) layer. General aspects (GSM 04.05)
Edition 1997-07-01

Digital cellular telecommunications system (Phase 2). Mobile Station. Base Station System (MS-BSS) interface Data Link (DL) layer specification (GSM 04.06)
Edition 1997-07-01

Digital cellular telecommunications system (Phase 2). Mobile radio interface layer 3 specification (GSM 04.08, version 4.22.1)
Edition 1999-02-01