Zainal Abidin, Nik Ahmad Kamil, Norkharziana Mohd Nayan, Nursabirah Jamel, and Azuwa Ali. “Investigation of Piezoelectric Harvester Performance for Several Shape of Piezoelectric Using Finite Element Method”. Journal of Tomography System and Sensor Application 6, no. 2 (December 30, 2023): 1–16. Accessed December 14, 2024. http://tssa.my/index.php/jtssa/article/view/212.