[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2482 : High performance gear systems and heat management for advanced ducted systems : Rep. presented at the AIAA/ASME/SAE/ASEE 25th joint propulsion conf., Monterey(Ca), July 10-12, 1989 / K.Rueed,H.Geidel,A.Rohra,K.Britz, 1989. - 7 p. - Текст : непосредственный.