Electromagnetic compatibility and Radio spectrum Matters (ERM) - ElectroMagnetic Compatibility (EMC) standard for Private land Mobile Radio (PMR) and ancillary equipment (speech and/or non-speech)
Edition 1999-04-01

Digital Enhanced Cordless Telecommunications (DECT) - Global System for Mobile communications (GSM) - DECT/GSM Interworking Profile (IWP) - Access and mapping (protocol/procedure description for 3,1 kHz speech service)
Edition 2001-04-01

Terrestrial Trunked Radio (TETRA) - Speech codec for full-rate traffic channel - Part 1: General description of speech functions
Edition 2005-04-01

Terrestrial Trunked Radio (TETRA) - Speech codec for full-rate traffic channel - Part 2: TETRA codec (incl. Diskette!!!)
Edition 2005-04-01

Terrestrial Trunked Radio (TETRA) - Speech codec for full-rate traffic channel - Part 3: Specific operating features
Edition 2005-04-01

Terrestrial Trunked Radio (TETRA) - Speech codec for full-rate traffic channel - Part 4: Codec conformance testing (incl. CD-ROM!!!)
Edition 2005-10-01

Digital cellular telecommunications system (Phase 2+) - Enhanced Full Rate (EFR) speech processing functions - General description (GSM 06.51 version 8.1.1 Release 1999)
Edition 2001-02-01

Digital cellular telecommunications system (Phase 2+) - ANSI-C code for the GSM Enhanced Full Rate (EFR) speech codec (GSM 06.53 version 8.0.1 Release 1999) (incl. Diskette!!!)
Edition 2001-02-01

Digital cellular telecommunications system (Phase 2+) - Test sequences for the GSM Enhanced Full Rate (EFR) speech codec (GSM 06.54 version 8.0.1 Release 1999) (incl. CD-ROM!!!)
Edition 2001-02-01

Digital cellular telecommunications system (Phase 2+) - Enhanced Full Rate (EFR) speech transcoding (GSM 06.60 version 8.0.1 Release 1999)
Edition 2001-02-01