Annisa, Siti, Dian Rini, and Abdiansah Abdiansah. “Collaborative Filtering Recommendation System Using A Combination of Clustering and Association Rule Mining”. Journal of Information Systems and Informatics 6, no. 3 (September 12, 2024): 1499-1516. Accessed December 19, 2025. https://journal-isi.org.adsii.or.id/index.php/isi/article/view/802.