[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3665 : Augmentation of orbital debris shielding for space station Freedom : Paper presented at AIAA space programs and technologies conf.,Sept.25-28,1990,Huntsville(Al). / E.L.Christiansen,J.R.Horn,J.L.Crews, 1990. - 11 p. - Текст : непосредственный.
[Reports] / Amer.inst.of aeronautics and astronautics. N 90-3666 : Hypervelocity impact testing of shuttle orbiter thermal protection system tiles : Paper presented at AIAA space programs and technologies conf.,Sept.25-28,1990,Huntsville(Al). / E.L.Christiansen,J.Ortega, 1990. - 13 p. - Текст : непосредственный.