Ting, Kek Kai, and Noradila Nordin. “Usability Evaluation of Facial Emotion Recognition System ”. Multidisciplinary Applied Research and Innovation 4, no. 1 (January 24, 2023): 54–58. Accessed April 28, 2024. https://publisher.uthm.edu.my/periodicals/index.php/mari/article/view/9903.