[Reports] / Amer.inst.of aeronautics and astronautics. N 89-1848 : Unsteady interaction of a rotor with a vortex : Rep. presented at the AIAA 20 fluid dynamics, plasma dynamics a. lasers conf.,June 12-14,1989,Buffalo(NY) / G.R.Srinivasan,W.J.McCroskey, 1989. - 19 p. - Текст : непосредственный.