Ismail, Mohd Ridhuan, Zafri Azran Abdul Majid, Sany Izan Ihsan, Mohd Syahriman Mohd Azmi, Kamaruzzaman Sopian, and Hazim Abdul Aziz Moria. “Optimization of Solar Hybrid Gravity System With Battery Energy Storage for Elevation Systems”. Journal of Science and Mathematics Letters 12, no. 2 (July 1, 2024): 151–160. Accessed July 22, 2024. https://ojs.upsi.edu.my/index.php/JSML/article/view/9726.