M. M. Rani, I. L. Irsal, R. Hidayat, and A. U. Khairi, “Practicality and Effectiveness of Metacognitive-Based Flipbook E-modules Assisted by GeoGebra to Improve Mathematical Conceptual Understanding of Prospective Teacher Students”, JM, vol. 7, no. 2, pp. 569–582, Jun. 2025.