Conceptual Units Analysis of Preservice Elementary School Teachers' Strategies on a Rational-Number-as-Operator Task
| Autor: | Behr, Merlyn J., Khoury, Helen A., Harel, Guershon, Post, Thomas, Lesh, Richard |
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| Zdroj: | Journal for Research in Mathematics Education, 1997 Jan 01. 28(1), 48-69. |
| Databáze: | JSTOR Journals |
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