ALAM, U. K.; RABBY, F.; ISLAM, M. T. Development of a Technical Device Named GPS Based Walking Stick for the Blind. Rajshahi University Journal of Science and Engineering, [S. l.], v. 43, p. 73–80, 2015. DOI: 10.3329/rujse.v43i0.26153. Disponível em: https://banglajol.info/index.php/RUJSE/article/view/26153. Acesso em: 31 aug. 2024.