Raghav S., Jayahariharan R., Yogesh M. and Ms. Rajalakshmi Gurusamy (2024) “RFID Attendance System Using ESP8266”, Journal of RF and Microwave Communication Technologies, pp. 16–21. Available at: https://matjournals.net/engineering/index.php/JoRFMCT/article/view/336 (Accessed: 22 April 2026).