Ramadhan, Nur Rezky, dan Burhan Burhan. “NUMERICAL SOLUTION OF SEIRS MODEL OF ONLINE GAME ADDICTION ON MATHMATICS STUDENTS USING HOMOTOPY PERTURBATION METHOD”. Jurnal Madako Education 8, no. 2 (Agustus 10, 2022). Diakses November 17, 2025. https://ojs.umada.ac.id/index.php/jme/article/view/240.