Ismoiljon V. Obichayev. “Energy-Efficient Vacuum Generation Fan With Adjustable Blade Angle for Pneumatic Seeders: Design, Analysis, And Experimental Validation”. International Journal of Advance Scientific Research 6, no. 04 (April 30, 2026): 112–125. Accessed July 8, 2026. https://sciencebring.com/index.php/ijasr/article/view/1252.