Alireza Gholami and Amir H. D. Markazi, An Observer-Based Direct Adaptive Fuzzy Sliding Control with Adjustable Membership Functions. journal = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology. June 2018, vol. 139(7). 747 - 757 [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10009317.