Bui Khach Khanh; Tran Vinh Hung; Vu trung Tuyen; Phan Thi Ha Linh; Nguyen Thanh Phu. REVERSE ENGINEERING APPLICATION ON BUILDING THE MODEL ACCORDING TO SAMPLES, ERROR EVALUTION OF DESIGN AND MANUFACTURE OF MOULD CORE WITH 3D CURVE SURFACE. jst 2020, 25, 25-31.