VAKULYK, I. Study of research on the concept of "bullying" and its types. International Science Journal of Education & Linguistics, [S. l.], v. 1, n. 5, p. 21–27, 2022. DOI: 10.46299/j.isjel.20220105.03. Disponível em: https://isg-journal.com/isjel/article/view/193. Acesso em: 3 jul. 2024.