Putri Milanda Bainamus et al. 2025. The Effectiveness of the Utilization of Epic Pen in Mathematics Education Course 2. Jurnal Visionary : Penelitian dan Pengembangan dibidang Administrasi Pendidikan. 13, 2 (Oct. 2025), 216–224. DOI:https://doi.org/10.33394/vis.v13i2.16381.