[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3904 : analytic description of debriscloud evolution starting from the equations of motion : Rep.presented at AIAA space programs and technologies conf.,Sept.25-28,1990,Huntsville,Al. / G.W.Ojakangas, 1990. - 14 p. - Текст : непосредственный.
[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3863 : Orbital debris environment : Rep.presented at AIAA space programs and technologies conf.,Sept.25-28,1990,Huntsville,Al. / G.W.Ojakangas,P.Anz-Meador,R.Reynolds, 1990. - 20 p. - Текст : непосредственный.