1. ETSI EN 300 392‐2 v3.4.1: ‘Terrestrial trunked radio (TETRA) voice plus data (V+D) – part 2: air interface (AI)’ August2010
2. Project 25: ‘FDMA – common air interface’ ANSI/TIA‐102.BAAA‐A September2003
3. ETSI TR 102 580 v.1.1.1: ‘Terrestrial trunked radio (TETRA); release 2; designer'r guide; TETRA high‐speed data (HSD); TETRA enhanced data service (TEDS)’ October2007
4. LTE for public safety networks
5. Survey of Wireless Communication Technologies for Public Safety