Satwik Srivastava, Ishan Jain, M. Karthikeyan. “Real Time Face Identification and Attendance System on Low Powered Devices Using Haar-Cascade and Hog”. Annals of the Romanian Society for Cell Biology, May 2021, pp. 5509-18, http://www.annalsofrscb.ro/index.php/journal/article/view/6518.