MRS. RITIKA DHABLIYA. Obstacle Detection and Text Recognition for Visually Impaired Person Based on Raspberry Pi. International Journal of New Practices in Management and Engineering, [S. l.], v. 9, n. 02, p. 01–07, 2020. DOI: 10.17762/ijnpme.v9i02.83. Disponível em: https://www.ijnpme.org/index.php/IJNPME/article/view/83. Acesso em: 30 oct. 2025.