Tawfik, M. A., Abdulwahb, E. N., & Swadi, S. M. (2014). Trajectory Tracking Control for a Wheeled Mobile Robot Using Fractional Order PIaDb Controller. Al-Khwarizmi Engineering Journal, 10(3), 39-52. https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/459