Commission of the European Communities. (1999). Traffic: Traceability of the evolution of communication, navigation and surveillance (CNS) requirements versus operational concepts. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleCommission of the European Communities. Traffic: Traceability of the Evolution of Communication, Navigation and Surveillance (CNS) Requirements Versus Operational Concepts. Luxembourg: Office for Official Publications of the European Communities, 1999.
Παραπομπή MLACommission of the European Communities. Traffic: Traceability of the Evolution of Communication, Navigation and Surveillance (CNS) Requirements Versus Operational Concepts. Luxembourg: Office for Official Publications of the European Communities, 1999.