, Suman Singh, Sonam Nagpal, Pankaj Gothwal. “Face Detection Using Principal Component Analysis in Real Time Database”. International Journal on Recent and Innovation Trends in Computing and Communication 5, no. 2 (February 26, 2017): 319–329. Accessed September 21, 2025. https://www.ijritcc.org/index.php/ijritcc/article/view/225.