Yaman, Mohamad Nor Izzuddin, and Syarfa Zahirah Sapuan. “Electromagnetic Compatibility (EMC) Ambient Measurement Effect from Rail Environments Towards Cardiac Pacemaker Immunity”. Evolution in Electrical and Electronic Engineering, vol. 2, no. 2, Nov. 2021, pp. 369-77, https://penerbit.uthm.edu.my/periodicals/index.php/eeee/article/view/3882.