Taqiuddin, Muhammad Azmi, Nik Mohd Ridzuan Shaharudin, and Omar Yaakob. “Investigation of The Value of Spring Constant and Mass on The Efficiency of Moving Mass Devices”. International Journal of Electrical, Energy and Power System Engineering 5, no. 2 (June 30, 2022): 50-54. Accessed November 23, 2024. https://ijeepse.id/journal/index.php/ijeepse/article/view/107.