An Efficient, Novel, and Sustainable IoT-Based Approach for Attendance Detection through RFID Module and IR SensorP. Gopal Krihsna, Yerragudipadu Subbarayudu, K. Mythili Rao, V. Jyoshna, Jumaid Aman and G. Vijendar ReddyE3S Web Conf., 430 (2023) 01096DOI: https://doi.org/10.1051/e3sconf/202343001096