[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2081 : Before the high-speed civil transport : Rep. presented at the AIAA/AHS/ASEE aircraft design, systems a. operations conf., July 31 - Aug.2, 1989, Seattle(Wa) / M.Spearman, 1989. - 7 p. - Текст : непосредственный.