Harahap, Andrian Rajab, Haida Dafitri, and Kalvin Chiuloto. “Rekomendasi Game Edukasi Dengan Mengunakan Metode ItemBased Collaborative Filtering”. Explorer 6, no. 1 (February 12, 2026): 37-49. Accessed August 19, 2026. https://journal.fkpt.org/index.php/Explorer/article/view/2227.