A. Tawfik M, I. Abu-Tabikh M, A. Nayeeif A. EFFECT OF MODE OF ROTATION AND SPEED ON THE PRESSURE FIELD AND AXIAL THRUST OF INDUSTRIAL CENTRIFUGAL FAN. J. eng. sustain. dev. 2016;20(2):100-114. Accessed June 4, 2026. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/663