JORDÁN, Éva-Elena. THE THEORY AND PRACTICE OF OPERETTA ROLES. Studia Universitatis Babeş-Bolyai Musica, [S. l.], v. 64, n. 1, p. 85–94, 2019. DOI: 10.24193/subbmusica.2019.1.06. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmusica/article/view/2059. Acesso em: 9 may. 2025.