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2021-02 | 수학교육학연구, Vol.31 No.1, pp.109-130 | DOI | |
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2020-02 | 수학교육학연구, Vol.30 No.1, pp.131-151 | DOI | |
2018-02 | 학습자중심교과교육연구, Vol.18 No.4, pp.647-673 | DOI |