Rostami Kia, Sajad, and Adel Akbarimajd. “Robust Cooperative Controller for Output Regulation in Multi- Robot Systems”. International Journal of Integrated Engineering 8, no. 2 (August 15, 2016). Accessed April 8, 2026. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/1323.