1.
Yana SP, Nurhanifah N, Ramadhan RW, Lubis MRS. Evaluating a School-Based Anti-Bullying Intervention: A Case Study from North Sumatra. PIJED [Internet]. 2025 Oct. 6 [cited 2026 Jun. 17];4(2):925-36. Available from: https://ejournal.ppsdp.org/pijed/article/view/614