[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3803 : Water on Mars:volative history and resource availability : Rep. presented at the AIAA space programs and technologies conf.,Sept. 25-28,1990,Huntsville(Al) / B.M.Jakosky, 1990. - 8 p. - Текст : непосредственный.