Ismail, I., S. N. T. M. Yasin, I. Ismail, and R. E. Zaini. “Designing Assistive Devices to Support Learning for Students With Hearing Impairments”. International Journal of Advanced Natural Sciences and Engineering Researches, vol. 7, no. 6, July 2023, pp. 311-7, doi:10.59287/ijanser.1168.