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Document type:
Journal Article
Author(s):
Obersteiner, Andreas; Reiss, Kristina; Ufer, Stefan; Luwel, Koen; Verschaffel, Lieven
Title:
Do first graders make efficient use of external number representations? The case of the twenty-frame
Journal title:
Cognition and Instruction
Year:
2014
Journal volume:
32
Journal issue:
4
Pages contribution:
353-373
Print-ISSN:
0737-0008
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