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Title:

Mental models and development of geometric proof competency

Document type:
Konferenzbeitrag
Author(s):
Ufer, S.; Heinze, A.; Reiss, K.
Editor:
Tzekaki, M.; Kaldrimidou, M.; Sakonidis, H.
Book / Congress title:
Proceedings of the 33rd Conference of the International Group for the Psychology of Mathematics Education
Volume:
5
Publisher:
PME
Publisher address:
Thessaloniki
Year:
2009
Pages:
257– 264
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