[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3820 : Lunar surface vehicle evolution:FY 89-90 NASA studies : Paper presented at AIAA space programs and technologies conf.,Sept.25-28,1990,Huntsville,Al. / J.F.Connolly,D.Pivirotto, 1990. - 10 p. - Текст : непосредственный.