SAEED ALTAEE, ahmed. Positive thinking and its relationship to the level of ambition among teachers of physical education in Nineveh Governorate. College of Basic Education Research Journal, [S. l.], v. 18, n. 2, p. 788–806, 2022. DOI: 10.33899/berj.2022.174561. Disponível em: https://moss.uomosul.edu.iq/index.php/berj/article/view/38802. Acesso em: 25 oct. 2025.