HASAN, Z. F. An Improved Facial Expression Recognition Method Using Combined Hog and Gabor Features. Science Journal of University of Zakho, [S. l.], v. 10, n. 2, p. 54–59, 2022. DOI: 10.25271/sjuoz.2022.10.2.897. Disponível em: https://sjuoz.uoz.edu.krd/index.php/sjuoz/article/view/897. Acesso em: 1 may. 2024.