PEKER AKMAN, T. Cognitive flexibility as a predictor of optimism in university students. Education Mind, [S. l.], v. 3, n. 2, p. 229–236, 2024. DOI: 10.58583/EM.3.2.10. Disponível em: https://pedapub.com/editorial/index.php/education-mind/article/view/94. Acesso em: 17 mar. 2026.