NITIN K. PUNDIR, R. S. S. S. Different Facial Expression Recognition And Face Detection Technique. International Journal of Emerging Trends in Science and Technology, [S. l.], v. 1, n. 03, 2014. Disponível em: http://ijetst.in/index.php/ijetst/article/view/80. Acesso em: 24 feb. 2025.