N. K. Abhirami, K. C. Amidha, A. M. . George, A. P. S. Sharaf, and L. Thomas, “GateSense: A Smart Continuous Attendance System”, Jnl. Appl. Sci. Eng. Tech. and Mgmt., vol. 4, no. 1, pp. 35–41, Jun. 2026.