MUSURMANOV, Umarjon. THE STUDY OF FORMAL SPEECH IN LINGUISTICS. «ACTA NUUz», [S. l.], v. 1, n. 1.2, p. 309–311, 2026. Disponível em: http://journals.nuu.uz/index.php/actanuuz/article/view/11010. Acesso em: 2 may. 2026.