1. Biswas, G., Hagins, W.J., and Debelak, K (1989) Qualitative reasoning in engineering applications, Proc. IEEE Int. Conf. Systems, Man, and Cybernetics, 997–1002.
2. A knowledge-based approach to CIM modeling;Chaudhury;J. Intelligent Manufacturing,1991
3. A logical approach to knowledge based control;Egilmez;J. Intelligent Manufacturing,1990
4. Expert simulation for on-line scheduling;Jain;CACM,1990
5. An Object-Based Implementation of Lisp;Matsui;J. Information Processing,1990