[Reports] / Amer.inst.of aeronautics and astronautics. N 89-1041 : Time-dependent inflow-outflow boundary conditions for 2-D acoustics systems : Rep. presented at the AIAA 2nd shear flow conf.,Mar.13-16,1989,Tempe(Az) / W.R.Watson,M.K.Myers, 1989. - 9 p. - Текст : непосредственный.