1Wynn IC Psychological foundations of number: numerical competence in human infants. Trends in Cognitive Sciences, 1998, 2: 296-303.
2Dehaene S. Cerebral bases of number processing and calculation. In: M S Gazzaniga ed. The New Cognitive Neurosciences. Cambridge, Massachusetts. London, England. The MIT Press, 2000. 1013-1022.
3Dehaene S, Akhavein R. Attention, automaticity, and levels of representation in number processing. Journal of Experimental Psychology: Learning, Memory, and Cognition, 1995, 21(2): 314-326.
4Fuson K C. Childrens Counting and Concepts of Number. New York: Springer-Verlag, 1988.
5Dehaene S. Varieties of numerical abilities. Cognition, 1992, 44( 1-2): 1-42.
6McCloskey M. Cognitive mechanisms in numerical processing: evidence from acquired dyscalculia. Cognition, 1992, 44:107-157.
7Dehaene S, Spelke E, Pine1 P. et al. Sources of mathematical thinking: behavioral and brain-imaging evidence. Science, 1999, 284: 970-974.
8Dehaene S, Bossini S, Giraux E The mental representation of parity and number magnitude. Journal of Experimental Psychology: General, 1993, 122:371-396.
9Groen G J, Parkman J M. A chronometric analysis of simple addition. Psychological Review, 1972, 79:329-343.
10Gallistel C R, Gelman R. Preverbal and verbal counting and computation. Cognition, 1992, 44:43-74.
