Considerations of the effect of VTOL downwash on the ground environment
Design considerations for the transparent vision areas in orbital glide vehicles
Contributions of free-flight model testing to the development of boost-glide vehicles
The effect of blade flapping on the dynamic stability of a tilting-rotor convertiplane
Operational technique for transition of several types of V/STOL aircraft
Induced interference effects on jet and buried-fan VTOL configurations in transition