Kumar S, Majeedullah M, Buriro AB, Rohibullah . Autonomous Navigation and Real Time Mapping Using Ultrasonic Sensors in NAO Humanoid Robot. Eng. Technol. Appl. Sci. Res. [Internet]. 2022 Oct. 2 [cited 2024 Jul. 18];12(5):9102-7. Available from: https://etasr.com/index.php/ETASR/article/view/5180