خضير هذال م. ت. . The level of algebraic thinking among students of the Faculties of Basic Education and its relationship to their academic achievement and the solution of algebraic problems. مجلة أبحاث الذكاء, [S. l.], v. 15, n. 32, p. 333–351, 2022. Disponível em: https://iru.uomustansiriyah.edu.iq/index.php/intel/article/view/366. Acesso em: 4 may. 2024.