Ms.V Surya, Chinmay Bhatt, Stephin Stanly. “An Efficient Approach – Patterns of Oriented Motion Flow Based Facial Expression Recognition from Depth Video”. International Journal of Advanced Science and Technology 29, no. 05 (April 22, 2020): 2200 - 2206. Accessed May 7, 2024. http://sersc.org/journals/index.php/IJAST/article/view/10984.