1.Le V-T, Nguyen THM, Hoang TD. Investigation and optimization for enhanced machining features of heat-treated SKD61 steel as processed by powder-mixed electro-discharge machining in finishing regime. Vietnam J. Sci. Technol. [Internet]. 2026 Jun. 28 [cited 2026 Jul. 2];64(3):576–593. Available from: http://vjst.vast.vn/jst/article/view/21413