HOSSAIN, M. A. Navigation Aid for Blind People. International Journal of Innovative Technology and Interdisciplinary Sciences, [S. l.], v. 2, n. 3, p. 223–235, 2019. DOI: 10.15157/IJITIS.2019.2.3.223-235. Disponível em: https://journals.tultech.eu/index.php/ijitis/article/view/32. Acesso em: 25 apr. 2024.