Jain, Ankur, and B K. Roy. “Design and Implementation of an IoT Ready Smart Sensor for Speed Sensing of a DC Motor Using IEEE 802.15.1 and ESP8266”. International Journal of Engineering and Technology 7, no. 3.12 (July 20, 2018): 974–977. Accessed March 28, 2025. https://www.sciencepubco.com/index.php/IJET/article/view/17615.