- Document type:
- Zeitschriftenaufsatz
- Author(s):
- Obersteiner, A.; Reiss, K.; Ufer, S.; Luwel, K.; Verschaffel, L.
- 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
- Pages contribution:
- 353–373
- Reviewed:
- ja
BibTeX