Hoang Quoc Tuan, Pham Xuan Hien and Nguyen Cong Thuat (2019) “RESEARCH, DESIGN AND MANUFACTURE OF AUTOMATIC LENGTH-BASED SPRING CLASSIFICATION MACHINE ”, Journal of Applied Science and Technology, 22, pp. 13-17. Available at: http://jst.utehy.edu.vn/index.php/jst/article/view/35 (Accessed: 4April2025).