Jamaluddin, Nurul Irdina, Khairul Haziq Haizal, Nuraliah Amin, and Juliana Mohamed. “3D Sign Language: The Development of Mobile Learning Application”. Multidisciplinary Applied Research and Innovation 3, no. 1 (February 23, 2022): 146–152. Accessed July 18, 2024. https://publisher.uthm.edu.my/periodicals/index.php/mari/article/view/3392.