Huỳnh Nguyễn Hoàng and Hồ Minh Phương (2012) “Designing, manufacturing robot for climbing walls and ceilings”, Journal of Technical Education Science, 7(4), pp. 28–36. Available at: https://jte.edu.vn/index.php/jte/article/view/638 (Accessed: 9 May 2026).