1. Chi, M. T. H., Bassock, M., Lewis, M. W., Reimann, P., & Glaser, R. (1989). Self-explanations: How students study and use examples in learning to solve problems. Cognitive Science, 15, 145–182.
2. Kort, B. (2009, May 10). Cognition, affect, and learning: The role of emotions in learning. Retrieved March 13, 2010, from
http://knol.google.com/k/cognition-affect-and-learning
3. Ohlsson, S. (2008). Computational models of skill acquisition. In R. Sun (Ed.), The Cambridge handbook of computational psychology (pp. 359–395). New York: Cambridge University Press.
4. Sinatra, G. M., & Pintrich, P. R. (Eds.). (2003). Intentional conceptual change. Mahwah: Erlbaum.
5. VanLehn, K. (1996). Cognitive skill acquisition. Annual Review of Psychology, 47(1), 513–539.