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3. Darbyshire I.L., Davies B.J., EXCAP:an expert systems' approach to recursive process planning, 16th CIRP Seminar on Manufacturing Systems, Tokyo 1984, pp.73-82
4. The integration of CAD-CAM by application of Artificial Intelligence Techniques;Matsushima;CIRP Annals,1982
5. Iwata K.Sugimura N., A knowledge based computer aided process planning system for machine parts, 16th CIRP Seminar on Manufacturing Systems, Tokyo 1984, pp.83-92.