Namrata Mishra, and Yeonjin Kim. “Hybrid Zigbee-LPWAN Communication Model for Smart Urban Infrastructure”. Journal of Wireless Sensor Networks and IoT 3, no. 1 (October 16, 2025): 62–70. Accessed February 25, 2026. https://ecejournals.in/index.php/WSNIOT/article/view/311.