Mansor MH, Mohd Sani MS, Hassan MF. Eigenfrequency Shift of Piezoelectric Backplate in Vibro-Acoustic Energy Harvesting. Int. J. Automot. Mech. Eng. [Internet]. 2023 Dec. 26 [cited 2024 Nov. 22];20(4):10850-61. Available from: https://journal.ump.edu.my/ijame/article/view/9485