[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3934 : State-of-the-art of high speed propeller noise prediction - a multidisciplinary approach and comparison with measured noise data : Rep.presented at the AIAA 13th aeroacoustics conf.,Oct.22-24,1990,Tallahassee(Fl.) / F.Farassat,M.Dunn, 1990. - 25 p. - Текст : непосредственный.
[Reports] / Amer.inst.of aeronautics and astronautics. N 87-2676 : Structure and propagation of supersonic singularities from helicoidal sources : Papers presented at AIAA 11 aeroacoustics conf., Oct. 19-21, 1987, Palo Alto(Ca) / M.K.Myers,F.Farassat, 1987. - 11 p. - Текст : непосредственный.