共 50 条
- [1] DIALECTIC OPERATIONS - FINAL PERIOD OF COGNITIVE-DEVELOPMENT [J]. HUMAN DEVELOPMENT, 1973, 16 (05) : 346 - 370
- [10] A HIERARCHICAL MODEL OF COGNITIVE-DEVELOPMENT IN CONCRETE OPERATIONS - CONCEPTUAL AND METHODOLOGICAL IMPLICATIONS [J]. CAHIERS DE PSYCHOLOGIE COGNITIVE-CURRENT PSYCHOLOGY OF COGNITION, 1985, 5 (3-4): : 315 - 315