Lew, Heng Loong, and Kok Boon Ching. “Theoretical Modelling of Portable Vertical Axis Wind Harvesting System”. Evolution in Electrical and Electronic Engineering 2, no. 2 (November 15, 2021): 885–895. Accessed July 18, 2024. https://penerbit.uthm.edu.my/periodicals/index.php/eeee/article/view/3898.