[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2864 : Routing and scheduling for space trasportation to Mars and the outer planets : Rep. presented at the AIAA/ASME/SAE/ASEE 25th joint propulsion conf.,Monterey(Ca),July 10-12,1989 / R.Raess,G.List, 1989. - 8 p. - Текст : непосредственный.