AHMED, Z.; HASHIM YOUNES, M. The opinions of mathematics teachers about the reasons for the low level of academic achievement among secondary school students. College of Basic Education Research Journal, [S. l.], v. 19, n. 2, p. 764–786, 2023. DOI: 10.33899/berj.2023.179250. Disponível em: https://moss.uomosul.edu.iq/index.php/berj/article/view/39341. Acesso em: 26 oct. 2025.