Harahap, Safrina, and Eka Sustri Harida. “The Use of Powerpoint As An Instructional Media in Elementary Schools”. International Journal of Educational Research Excellence (IJERE) 5, no. 1 (December 31, 2025): 155–159. Accessed January 20, 2026. https://ejournal.ipinternasional.com/index.php/ijere/article/view/1718.