Mac Thi Bich, Luyen The Thanh, and Nguyen Duc Toan. “OPTIMIZATION OF SURFACE ROUGHNESS IN HIGH-SPEED AND HEAT ASSISTED END MILLING OF SKD11 STEEL WITH COATED CARBIDE INSERT”. UTEHY Journal of Applied Science and Technology, Vol. 41, Jan. 2024, pp. 7-13, http://jst.utehy.edu.vn/index.php/jst/article/view/655.