Mat Deris A, Mohd Zain A, Sallehuddin R, Sharif S. Modeling and Optimization of Electric Discharge Machining Performances using Harmony Search Algorithm. Elektrika [Internet]. 2019 Dec. 24 [cited 2024 Nov. 22];18(3-2):56-61. Available from: https://elektrika.utm.my/index.php/ELEKTRIKA_Journal/article/view/191