[Reports] / Amer.inst.of aeronautics and astronautics. N 88-4496 : Design concepts for an advanced cargo rotorcraft : Paper presented at AIAA/ASH/ASEE aircraft design, systems and operations meet., Sept.7-9, 1988, Atlanta(Ga) / D.P.Scharge,M.F.Costello,D.Mittleider, 1988. - 10 p. - Текст : непосредственный.