[Reports] / Amer.inst.of aeronautics and astronautics. N 90-4010 : Forcing level effect of internal acoustic excitation of the improvement of airfoil performance : Rep.presented at AIAA 13th aeroacoustics conf.,Oct.22-24, 1990, Tallahassee(Fl) / F.Hsiao,R.Shyu,R.Chang, 1990. - 8 p. - Текст : непосредственный.
[Reports] / Amer.inst.of aeronautics and astronautics. N 89-0974 : Control of wall-separated flow by internal acoustic excitation : Rep. presented at the AIAA 2nd shear flow conf., Mar. 13-16,1989/Tempe(Az) / F.Hsiao,C.Liu,J.Shyu,M.Wang, 1989. - 9 p. - Текст : непосредственный.