Lamdjed MA-A, Aroua NK. The powers of the educational supervisor and their role in reducing the negative behavior of the student A standard study on a sample of education supervisors for the state of El-Oued 2023. M. J. Psy. S. Educ. Orth [Internet]. 2024 Mar. 14 [cited 2026 Jan. 11];4(01):28-52. Available from: https://journals.univ-msila.dz/index.php/MJPESO/article/view/2170