[Reports] / Amer.inst.of aeronautics and astronautics. N 90-5095 : Hypercubes for critical spacecraft command verification : Rep. presented at the AIAA/NASA second intern.symp.on space information systems,Sept.17-19,1990,Pasadena(Ca) / J.C.Horvath,L.P.Perry, 1990. - 7 p. - Текст : непосредственный.