The future for civil and military helicopters
The aeronautical journal ; 107 , 1072
2003
Aufsatz (Zeitschrift)
Unbekannt
Air Freight and Civil and Military Helicopters
British Library Conference Proceedings | 1993
|World Encyclopedia of civil and military helicopters
TIBKAT | 1984
|Avionics System for Future Civil Helicopters
NTIS | 1985
|TIBKAT | 1990
|TIBKAT | 2013
|