1. Allport GW, Postman L (1947) The Psychology of Rumor, Holt, Rinehart Winston, New York, NY
2. Brooks R (1986) A Robust Layered Control System for a Mobile Robot, IEEE Transactions on Robotics and Automation, 2 (1): 14–23
3. Fayyad U, Shapiro GP and Smyth P (1996) From Data Mining to Knowledge Discovery in Databases, AI Magazine, 17 (3): 37–54
4. Festinger L (1957) A Theory of Cognitive Dissonance, Row, Peterson, Evanson, IL
5. Goldberg DE, Ohsawa Y (2002) AI for Chances in Business, Tutorial Note TU-1 in Pacific Rim International Conference on Artificial Intelligence (PRICAI 2002)