Sonar Assistive Device for Visually Impaired People. Jurnal Teknologi (Sciences & Engineering), [S. l.], v. 73, n. 6, 2015. DOI: 10.11113/jt.v73.4404. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/4404.. Acesso em: 25 nov. 2024.