AHMAD, A. C.; GHANI , M. Z.; OMAR , S. Understanding Malay Hand Sign Language (KTBM) Among Hearing Impaired Students . Journal of Special Needs Education, [S. l.], v. 2, p. 88–98, 2012. Disponível em: https://journal.nase.org.my/index.php/jsne/article/view/44. Acesso em: 18 apr. 2025.