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CN 11-1911/B
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The Effective Design of Worked-example for Learning Algebra Operation Rules Containing New Operators
ZHANG Hua;QU Kejia;ZHANG Qi
Acta Psychologica Sinica . 2013, (
10
): 1104 -1110 . DOI: 10.3724/SP.J.1041.2013.01104