[1]
S. . Arifin, T. R. Murniasih, R. Rahaju, and A. V. Dani, “Fraction Multiplication: Analysis of Student Representation Errors Based on APOS Mental Mechanisms”, J. Ris. Pend. Inov. Pemb. Mat., vol. 8, no. 1, pp. 19–28, Sep. 2024.