MATENDE, T.; GOTOSA, K. Educational influences on language contact and variation in sign languages: A critical review. Namibia Educational Reform Forum Journal, [S. l.], v. 33, n. 2, p. 52–60, 2026. Disponível em: https://journals.nied.edu.na/index.php/nerfj/article/view/211. Acesso em: 15 jan. 2026.