رشیدةحجاج, and فتیحةبن زروال. “Training Needs of Builders in Occupational Safety”. Psychological& Educational Studies Review 12, no. 1 (February 28, 2019): 131-151. Accessed July 25, 2026. https://journals.univ-ouargla.dz/index.php/PES/article/view/4992.