YULCHIYEVA, D. .; MIRZAYEV, A. NATURAL AND SYNTHETIC FIBRES. Бюллетень студентов нового Узбекистана, [S. l.], v. 1, n. 5 Part 2, p. 54–56, 2023. Disponível em: https://in-academy.uz/index.php/yota/article/view/14777. Acesso em: 26 фев. 2026.