[Reports] / Amer.inst.of aeronautics and astronautics. N 89-3046 : Knowledge representation and user interface concepts to support mixed-initiative diagnosis : Rep.presented at the AIAA computers in aerospace VII conf.,3-5,1989/Monterey(Ca) / B.H.Sobelman,L.J.Holtzblatt, 1989. - 8 p. - Текст : непосредственный.