LE, Van-Tao; NGUYEN, Thi Hong Minh; HOANG, Tien Dung. Investigation and optimization for enhanced machining features of heat-treated SKD61 steel as processed by powder-mixed electro-discharge machining in finishing regime. <b>Vietnam Journal of Science and Technology</b>, Hanoi, VN, v. 64, n. 3, p. 576–593, 2026. DOI: 10.15625/2525-2518/21413. Disponível em: http://vjst.vast.vn/jst/article/view/21413. Acesso em: 2 jul. 2026.