Le, Hiếu Giang, Linh Le, Minh Phụng Dang, Hoàng Lâm Le, and Văn Hùng Le. “Design Development and Manufacture of a N95 Face Mask Making Machine”. Journal of Technical Education Science 17, no. 2 (April 28, 2022): 65–75. Accessed April 7, 2026. https://www.jte.edu.vn/index.php/jte/article/view/1127.