AKHAVAN , Zahra; RAHNAMAZADEH, Mojtaba. Comparison of the Effects of Self-Determination-Based Positive Feedback and Mindfulness Training on Depression, Concentration, and Attention in Children Aged 7–12 Years. International Journal of Education and Cognitive Sciences, [S. l.], p. 1–15, 2027. Disponível em: https://journalecs.com/index.php/ecs/article/view/497. Acesso em: 5 nov. 2026.