The gains and the pitfalls of reification — The case of algebra

Handbook of research on mathematics teaching and learning

Choice Reviews Online · 1992 · 6.1K citations

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On the dual nature of mathematical conceptions: Reflections on processes and objects as different sides of the same coin

Anna Sfard · Educational Studies in Mathematics · 1991 · 1.8K citations

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The journal of mathematical behavior

The Journal of Mathematical Behavior · 2000 · 655 citations

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Concepts associated with the equality symbol

Carolyn Kieran · Educational Studies in Mathematics · 1981 · 547 citations

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Advanced Mathematical Thinking

Annie Selden, Tommy Dreyfus, In P. Nesher et al. · College Mathematics Journal · 1991 · 497 citations

Education, Mathematics, Mathematics Education +15