Alkhafaji M. Optimal Sensor-less Control of a Mobile Robot Using Velocity Estimation and LQR-Based Trajectory Tracking. Rafidain J. Eng. Sci. [Internet]. 2025 Aug. 25 [cited 2025 Oct. 15];3(2):253-66. Available from: https://rjes.iq/index.php/rjes/article/view/249