NGUYEN HONG PHONG; TRAN THE VAN; LE DUC TUNG; PHAM VAN LIEU; VU DUC PHUC. ANALYZING THE EFFECT OF MACHINING PARAMETERS ON THE TOOTH SURFACE ROUGHNESS OF NON-CIRCULAR GEARS IN ELECTRICAL DISCHARGE MACHINING . UTEHY Journal of Applied Science and Technology, v. 35, p. 96-101, 30 Sep. 2022.