[Reports] / Amer.inst.of aeronautics and astronautics. N 89-0778 : Reliability impact on earth observing satellites : Rep. presented at 27th aerospace sciences meet., Jan.9-12, 1989, Reno(Nv) / J.Fragola, 1989. - 5 p. - Текст : непосредственный.
[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2623 : Propulsion reliability-an historical perspective : Rep. presented at the AIAA/ASME/SAE/ASEE 25th joint propulsion conf.,Monterey(Ca),July 10-12,1989 / D.Perkins,J.Fragola, 1989. - 8 p. - Текст : непосредственный.