Sabri, Syahmi Aiman, and Khairul Anuar Mohamad. “Experimental Analysis of DC Water Pumps With Non-Geared and Geared Mechanism in Air Cooler Prototypes”. Evolution in Electrical and Electronic Engineering, vol. 6, no. 2, Oct. 2025, pp. 278-86, https://penerbit.uthm.edu.my/periodicals/index.php/eeee/article/view/21209.