KHALED, H. . . The impact of supervision and educational support in improving the performance of teachers in the first three grades and the impact on improving the reading skills of their students. Tishreen University Journal- Arts and Humanities Sciences Series, [S. l.], v. 40, n. 3, 2018. Disponível em: https://journal.tishreen.edu.sy/index.php/humlitr/article/view/3791. Acesso em: 2 may. 2024.