1. Anonymous.: Direct Hit, The Economist 350(8101), 57–59 (1999).
2. Emergent Value in Creative Products;McLaughlin,1993
3. Design Prototypes;Gero;AI Magazine,1990
4. Arciszewski, T., Michalski, R., and Wnek, J.: Constructive Induction: The Key to Design Creativity, in Preprints Computational Models of Creative Design. J. S. Gero, M. L. Maher, and F. Sudweeks, eds., Key Centre of Design Computing, University of Sydney, Sydney, 1995, pp. 397–425.
5. Qualitative Reasoning About Physical Systems;Bobrow;Artificial Intelligence,1984