Original language | German |
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State | Published - 2009 |
Mental models and development of geometric proof competency: Proceedings of the 33rd Conference of the International Group for the Psychology of Mathematics Education
S. Ufer, A. Heinze, K. Reiss, M. Tzekaki (Editor), M. Kaldrimidou (Editor), H. Sakonidis (Editor)
Research output: Contribution to conference › Paper › peer-review