Trinh, Le Huy, Thanh-Tuan Phan, Fabien Ferrero, and Nguyen Vu Truong. “Research and Design a Low Power Electronic Shelf Label Based on E-Paper Display and LoRa Technology”. EAI Endorsed Transactions on Internet of Things 11 (October 10, 2025). Accessed December 30, 2025. https://publications.eai.eu/index.php/IoT/article/view/9488.