[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3271 : Bell helicopter AH-1 cobra : past,present and future;Rep.presented at the AIAA/AHS/ASEE aircraft design,systems and operations conf.,Sept.17-19 1990,Dayton,Oh. / R.Lynn,J.Harse, 1990. - 8 p. - Текст : непосредственный.