“EFFECT OF MODE OF ROTATION AND SPEED ON THE PRESSURE FIELD AND AXIAL THRUST OF INDUSTRIAL CENTRIFUGAL FAN”. Journal of Engineering and Sustainable Development 20, no. 2 (March 1, 2016): 100–114. Accessed May 18, 2024. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/663.