[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2363 : challenge of reducing supersonic civil transport noise : Rep. presented at the AIAA/ASME/SAE/ASEE 25th joint propulsion conf., Monterey(Ca), July 10-12, 1989 / A.Stern,A.Peracchio, 1989. - 5 p. - Текст : непосредственный.