K. SUDHA, D. R. K. R. D. H. L. RECOGNITION OF FACIAL EXPESSION USING FACIAL MOVEMENT FEATURES. International Journal of Engineering and Computer Science, india, v. 3, n. 01, 2014. Disponível em: http://ijecs.in/index.php/ijecs/article/view/78. Acesso em: 4 may. 2024.