Tambunan BMSN, Adnan M, Yakub E. Pengembangan E-Pocket Perilaku Agresif Untuk Siswa SMP Tualang . JPION [Internet]. 2026 Jan. 4 [cited 2026 May 8];5(1):90-9. Available from: https://jpion.org/index.php/jpi/article/view/902