ET. AL., R. B. , . Development of a smart walking stick for visually impaired people. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 2, p. 999–1005, 2021. Disponível em: https://www.turcomat.org/index.php/turkbilmat/article/view/1112. Acesso em: 3 jun. 2025.