Hashem, Entisar. “Evaluation the Risk Factors for Manual Material Handling of the Packages in Packaging Lines”. The International Journal of Engineering & Information Technology (IJEIT) 10, no. 1 (January 23, 2024): 56–62. Accessed November 21, 2024. https://ijeit.misuratau.edu.ly/index.php/ijeit/article/view/54.