BULUS P. BALA; 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, [S. l.], v. 6, n. 2, p. 15–24, 2020. DOI: 10.31695/IJASRE.2020.33687. Disponível em: https://ijasre.net/index.php/ijasre/article/view/435. Acesso em: 3 dec. 2021.