et. al., Dr.E.Kodhai,. “Smart Attendance System for Covid-19”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 12, no. 10 (April 28, 2021): 3187–3194. Accessed September 12, 2025. https://textitlejournal.com/turcomat.org/index.php/turkbilmat/article/view/4976.