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Connecting arguments to actions— Dynamic geometry as means for the attainment of higher van Hiele levels |
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| Authors: | Thomas Gawlick |
| Affiliation: | 1. Universit?t Koblenz-Landau, Im Fort 7, D-76829, Landau, Germany |
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| 本文献已被 SpringerLink 等数据库收录！ | |