Design trade-offs in antijam military satellite communications
European view of automated VHF/UHF radio systems - marine spectrum usage alternatives and trends
How Arizona DPS is converting from VHF to UHF, statewide
The British rail signalbox-to-train radio communication system
Air to ground radiotelephone communication systems
Transit vehicle fleet information and on-line management
Propagation measurements for UHF spread spectrum mobile communications
The frequency management of scientific space telemetry