“Design optimization of a centrifugal fans and enhance efficiency and effectiveness of its service life (Case study of type Backward Centrifugal Fan)”, مجلة العلوم الهندسية, vol. 40, no. 1, Mar. 2024, Accessed: Jun. 18, 2026. [Online]. Available: https://journal.damascusuniversity.edu.sy/index.php/engj/article/view/5068