Lê Văn, Chương, and Nguyễn Trung Kiên. “An Adaptive Sliding Mode Controller for a Class of MIMO Euler-Lagrange Systems With Variable Parameters”. Journal of Military Science and Technology, no. 79 (May 19, 2022): 1–9. Accessed April 29, 2024. https://en.jmst.info/index.php/jmst/article/view/417.