Setyo Budi Baskoro, Danang. “Model Solution Focused Brief Group Therapy Untuk Perilaku Agresif Remaja”. Psychological Journal: Science and Practice 1, no. 1 (January 17, 2013). Accessed June 4, 2026. https://ejournal.umm.ac.id/index.php/pjsp/article/view/1341.