Alyana AA, Agus Basuki. Group Guidance Service Strategy Using Reframing Techniques to Increase Self-Confidence in Students Experiencing Bullying. rubin [Internet]. 2026 Jun. 15 [cited 2026 Jun. 23];4(2):133-44. Available from: https://jurnal.buddhidharma.ac.id/index.php/rubin/article/view/4633