2Siegler R S, & Crowley K. The microgenetic method: A direct mean for studying cognitive development. American Psychologist, 1991, 46, 606-620.
3Siegler R S, Stern E. Conscious and unconscious strategy discoveries: A microgenetic analysis. Journal of Experimental Psychology: General, 1998, 127: 377-397.
4Siegler R S, Chen Z. Developmental differences in rule learning: A microgenetic analysis. Cognitive Psychology, 1998, 36: 273-310.
5Chen Z, Klahr D. All other things being equal: Acquisition of the control of variable strategy. Child Development, 1999, 70, 1098-1120.
6Toth E E, Klahr D, Chen Z. Bridging Research and Practice: A Cognitively Based Classroom Intervention for Teaching Experimentation Skills to Elementary School Children. Cognition and Instruction, 2000, 18: 423-459.
7Chen Z, Siegler R S. Across the great divide: Bridging the gap between understanding of toddlers' and oler children's thinking. Monographs of the Society for Reasearch in Child Development, 2000, 65:261