Pinkal Shah, Chitrang Sheth, and Vatsal H. Shah. “Techniques for Facial Expression Recognition In Computer Graphics”. International Journal of Advance Engineering and Research Development (IJAERD) 1, no. 4 (April 25, 2014): 63–68. Accessed July 7, 2025. https://ijaerd.org/index.php/IJAERD/article/view/5435.