ALLANAZAROV, Yusup. Opera and Ballet is One of the Greatest Music Genres in the World. Miasto Przyszłości, [S. l.], v. 27, p. 121–122, 2022. Disponível em: https://miastoprzyszlosci.com.pl/index.php/mp/article/view/515. Acesso em: 31 aug. 2025.