Earliand, A. R., Alfisyahra, A., Hasbi, M., & Ismaimuza, D. (2026). The Effect of GeoGebra-Based Instruction on Students’ Conceptual Understanding of Exponential Functions. Vygotsky: Jurnal Pendidikan Matematika Dan Matematika, 8(1), 65–76. https://doi.org/10.30736/voj.v8i1.1333