D. N. ALIBEKOV; S. M. GADJIEV. MAIN FEATURES OF REDUCTION OF VOWELS IN ENGLISH. Zeta Repository, [S. l.], v. 4, n. 06, p. 29–32, 2023. Disponível em: https://zetarepo.com/index.php/zr/article/view/1017. Acesso em: 18 apr. 2025.