Pohan, Ade Hermansyah, Samsidar Tanjung, and Restu Restu. “Development of Problem-Based Learning Based on Multimedia to Improve Learning Outcomes”. Inovasi Kurikulum 22, no. 2 (May 28, 2025): 1083–1098. Accessed October 2, 2026. https://ejournal-hipkin.or.id/index.php/jik/article/view/712.