[Reports] / Amer.inst.of aeronautics and astronautics. N 87-2706 : Digital control of sound fields in three-dimensional enclosures : Papers presented at AIAA 11th aeroacoustics conf., Oct.19-21, 1987, Palo Alto(Ca) / J.V.Warner,R.J.Bernhard, 1987. - 8 p. - Текст : непосредственный.