NADER, A. Perception of Metacognition and its Relationship to the flexibility of the ego for university students. Journal of Education for the Humanities , [S. l.], v. 1, n. 3, p. 463–488, 2021. DOI: 10.33899/jeh.2021.178482. Disponível em: https://edusj.uomosul.edu.iq/index.php/jeh/article/view/42782. Acesso em: 10 sep. 2025.