NIK HASHIM, N. N. W., AZMI, M. A. A. and MD. YUSOF, H. (2019) “AUGMENTATIVE AND ALTERNATIVE COMMUNICATION METHOD BASED ON TONGUE CLICKING FOR MUTE DISABILITIES”, IIUM Engineering Journal, 20(1), pp. 119–128. doi: 10.31436/iiumej.v20i1.1021.