ХАЙРУЛЛАЕВА, Г. З. к. Вокальное искусство и пения. Science and Education, [S. l.], v. 4, n. 10, p. 283–288, 2023. Disponível em: https://openscience.uz/index.php/sciedu/article/view/6352. Acesso em: 23 sep. 2025.