[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2028 : Prospects for routine space transportation : Rep. presented at the AIAA/AHS/ASEE aircraft design, systems a. operations conf., July 31 - Aug.2, 1989, Seattle(Wa) / R.H.Gulcher,L.E.Brown, 1989. - 9 p. - Текст : непосредственный.