[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2307 : Historical development of GAP : Rep. presented at the AIAA/ASME/SAE/ASEE 25th joint propulsion conf., Monterey(Ca)/July 10-12,1989 / M.Frankel,L.Grant,J.Flanagan, 1989. - 4 p. - Текст : непосредственный.