Gopi Krishna, P, K Sreenivasa Ravi, K Hari Kishore, K KrishnaVeni, K N. Siva Rao, and R D. Prasad. “Design and Development of Bi-Directional IoT Gateway Using ZigBee and Wi-Fi Technologies With MQTT Protocol”. International Journal of Engineering & Technology 7, no. 2.8 (March 19, 2018): 125–129. Accessed November 24, 2024. https://sciencepubco.com/index.php/ijet/article/view/10344.