Khan, M. S., Rao, A. K., Choudhary, N., Sharma, J. K., Tejeshwar, T., Jha, M. N., & Mishra, M. G. (2021). Electromagnetic Braking System using Ultrasonic Sensor. International Journal of Civil, Mechanical and Energy Science, 7(4). https://journal-repository.com/index.php/ijcmes/article/view/4339