MULLAGALIEVA, L.K. Muteness of the Russian language. Gosudarstvennaya Sluzhba, [S. l.], v. 12, n. 2, p. 95–98, 2010. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/21045. Acesso em: 9 nov. 2026.