EMPOWERING SILENT VOICES A NON-VERBAL COMMUNICATION SYSTEM. International Journal of Engineering Research and Science & Technology, [S. l.], v. 21, n. 2, p. 1524–1529, 2025. DOI: 10.62643/. Disponível em: https://ijerst.org/index.php/ijerst/article/view/902. Acesso em: 19 sep. 2026.