RAZAK AL-JALEELI, Y. A.; GALIMYANOV, A. F. Supporting education of people with visual disabilities using braille codes and QR code technology. Amazonia Investiga, [S. l.], v. 7, n. 15, p. 150–156, 2018. Disponível em: https://amazoniainvestiga.info/index.php/amazonia/article/view/433. Acesso em: 3 jul. 2024.