1. Ackermann-Valladao, E. (1981). Statut fonctionnel de la representation dans les conduitesfinalisee chez Z'enfant [The function of representation in children's goal-oriented activities]. Unpublished doctoral thesis, University of Geneva.
2. Anderson, J . R. (1983). The architecture of cognition. Cambridge, MA: Harvard University Press.
3. Anderson, J. R. (1984). Spreading activation. In J. R. Anderson & S. M. Kosslyn (Eds.), Tutorials in learning and memory @p. 61-90). San Francisco: W. H. Freeman.
4. Brown, D. E. (1990, April). Facilitating conceptual change using mechanistic conceptual models. Paper presented at the annual meeting of the American Research Association, Boston.
5. Brown, D. E. & Clement, J. (1987). Misconceptions concerning Newton's law of action and reaction: The underestimated importance of the Third Law. In J. D. Novak (Ed.), Proceedings of the Second Intematl'onal Seminar: Misconceptio~zs and Educational Strategies in Science and Mathematics (Vol. 3, pp. 39-53). Ithaca, NY: Cornell University.