[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2581 : Testing of the 578-DX propfan propulsion system : Rep. presented at the AIAA/ASME/SAE/ASEE 25th joint propulsion conf., Monterey(Ca), July 10-12, 1989 / D.C.Chapman,R.E.Fleury,D.E.Smith, 1989. - 8 p. - Текст : непосредственный.