1. Bisson, G., ?A knowledge based generalizer,? inProc. 7th ICML, Austin, pp. 9?15, 1990.
2. Bisson, G., KBG: a Generator of Knowledge Bases. In Kodratoff, Y. (Ed.),Machine Learning: Proc. EWSL 91, Springer-Verlag, pp. 137?137, 1991.An extended version entitled ?Learning of Rule Systems by Combining Clustering and Generalization? is published in the Proceedings of the International Conference Symbolic Numeric, Data Analysis and Learning, Paris 17?20 Sept. 1991, pp. 399?415.
3. Buchanan, B.G. and Shortliffe, E.H.,Rule-Based Expert Systems: The MYCIN Experiments of the Stanford Heuristic Programming Project, Addison-Wesley, Reading, MA, 1984.
4. Carnap, R.,Logical Foundations of Probability, University of Chicago Press, 1950.
5. Decaestecker, C., ?Incremental concept formation with attribute selection,? inProc. Fourth European Working Session on Learning, Montpellier, France, pp. 49?58. 1989.