Bravo, Bram, and Indra Indra. “Article Recommendations With Item-Based Collaborative Filtering on Online News Portals”. Journal of Information Systems and Informatics 6, no. 3 (September 24, 2024): 1962-1972. Accessed December 19, 2025. https://journal-isi.org.adsii.or.id/index.php/isi/article/view/851.