Ambelia, Risa, Abdul Muhaimin, syahdanu Putra Ritonga, and Tria Sucierawati. “Analysis of the Phenomenon of Student Discipline Problems in the Learning Process”. International Journal of Education and Teaching Zone 2, no. 3 (October 12, 2023): 483–491. Accessed April 18, 2026. https://jurnal.yayasannurulyakin.sch.id/index.php/ijetz/article/view/93.