[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2506 : Satellite unified bipropellant propulsion system experiences and improvements : Rep. presented at the AIAA/ASME/SAE/ASEE 25th joint propulsion conf., Monterey(Ca), July 10-12, 1989 / H.Immich,G.Langel,G.Munding, 1989. - 11 p. - Текст : непосредственный.