Ali, Hazem I., and Azhar J. Abdulridha. “State Feedback Sliding Mode Controller Design for Human Swing Leg System”. Al-Nahrain Journal for Engineering Sciences 21, no. 1 (February 10, 2018): 51–59. Accessed November 23, 2024. https://nahje.com/index.php/main/article/view/NJES21010051.