LAVRENTIEVA, Iryna. DIAGNOSTICS OF GROUP PROSOCIAL ACTIVITIES OF ADOLESCENTS. Theoretical and Methodical Problems of Children and Youth Education, [S. l.], v. 27, n. 1, p. 282–291, 2023. DOI: 10.32405/2308-3778-2023-27-1-282-291. Disponível em: https://ojs.ipv.org.ua/index.php/journal/article/view/23. Acesso em: 26 jul. 2026.