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Frequency, efficiency and flexibility of indirect addition in two learning environments
Bert De Smedt, Joke Torbeyns, Nick Stassens, Pol Ghesquière, Lieven VerschaffelVolume:
20
Year:
2010
Language:
english
DOI:
10.1016/j.learninstruc.2009.02.020
File:
PDF, 163 KB
english, 2010