Bulus P. Bala, and Laminu Aminu Song. “Android App for Improvising Sign Language Communication in English and Hausa”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE 6, no. 2 (February 8, 2020): 15–24. Accessed December 3, 2021. https://ijasre.net/index.php/ijasre/article/view/435.