Rasyid , Randika Dwi Maulana, and ZK Abdurahman Baizal. “Music Recommender System Using K-Nearest Neighbor and Particle Swarm Optimization”. Indonesia Journal on Computing (Indo-JC) 7, no. 2 (August 1, 2022): 45-52. Accessed May 5, 2024. https://socj.telkomuniversity.ac.id/ojs/index.php/indojc/article/view/649.