FEDORCHENKO, Tetiana. BULLYING PREVENTION AMONG SCHOOL STUDENTS IN INSTITUTIONS OF GENERAL SECONDARY EDUCATION AS A PEDAGOGICAL PROBLEM. Theoretical and Methodical Problems of Children and Youth Education, [S. l.], v. 27, n. 2, p. 253–267, 2023. DOI: 10.32405/2308-3778-2023-27-2-253-267. Disponível em: https://ojs.ipv.org.ua/index.php/journal/article/view/48. Acesso em: 26 jul. 2026.