1. Studies of representativeness;Bar-Hillel,1982
2. Uncommon understanding;Bishop,1997
3. What children know in spite of what they do;de Boysson-Bardies;Nature,1973
4. The ontogeny of certain logical operations, Piaget's formulation examined by nonverbal methods;Braine;Psychological Monographs, General and Applied,1959
5. Do children have to remember to reason? A fuzzy-trace theory of transitivity development;Brainerd;Developmental Review,1984