Ahmatika, D., Y. L. . Sulastri, and T. R. . Amalia. “Flipbook Ekspansi Kofaktor Terkait Kemampuan Berpikir Kreatif”. SJME (Supremum Journal of Mathematics Education), vol. 6, no. 2, July 2022, pp. 181-90, doi:10.35706/sjme.v6i2.5805.