XAYRULLAYEVNA, B. R.; MAMATRAYIM QIZI, A. J. .; QURBONOVNA, J. B. . STEM TA’LIMI NIMA?. Scientific Impulse, [S. l.], v. 1, n. 7, p. 519–520, 2023. Disponível em: https://nauchniyimpuls.ru/index.php/ni/article/view/5766. Acesso em: 15 mar. 2025.