1. Technical Report UIUCDCS-R-87-1361;B. Falkenhainer,1987
2. R. Greiner, ?Learning by understanding analogies?, in Analogica, edited by A. Prieditis, Los Altos, CA: Morgan Kaufmann Publishers, pp. 1?36, 1988.
3. B. Adelson, ?Cognitive research: Uncovering how designers design?, in Proceedings of the NSF Engineering Design Research Conference, 1989, pp. 1?14.
4. M.H. Burstein, ?Incremental learning from multiple analogies?, in Analogica, edited by A. Prieditus, Los Altos, CA: Morgan Kaufmann Publishers, pp. 37?62, 1988.
5. K.J. Holyoak, ?The pragmatics of analogical transfer?, in The Psychology of Learning and Motivation, edited by G.H. Bower, New York: Academic Press, pp. 59?87, 1985.