[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3969 : experimental technique of separating air borne and structure borne noise using wavenumber-frequency spectrum / G.Mathur,B.Gardner,J.Phillips,P.Burge;Rep.presented at AIAA 13th aeroacoustics conf.,Oct.22-24,1990,Tallahassee(Fl), 1990. - 7 p. - Текст : непосредственный.
[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3926 : Evaluation of turbulent boundary layer pressure wavenumber-frequency spectrum using a fixed probe pair : Rep.presented at the AIAA 13th aeroacoustics conf.,Oct.22-24,1990,Tallahassee(Fl.) / G.Mathur,M.Cannon, 1990. - 7 p. - Текст : непосредственный.