Al-Khazraji, A., Amin, S. and Ali, S. (2015) “Studying and Modeling the Effect of Graphite Powder Mixing Electrical Discharge Machining on the Main Process Characteristics”, Al-Khwarizmi Engineering Journal, 11(3), pp. 20-36. Available at: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/231 (Accessed: 20April2021).