S. Ahmad, “Surface Roughness and Surface Topography of Inconel 718 in Powder Mixed Dielectric Electrical Discharge Machining (PMEDM)”, ijie, vol. 10, no. 5, Nov. 2018, Accessed: Apr. 27, 2024. [Online]. Available: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/3110