PINGHIRIAC, Georgeta. MANDATORY TECHNICAL ELEMENTS IN THE METAMORPHOSIS OF THE SINGING VOICE. Studia Universitatis Babeş-Bolyai Musica, [S. l.], v. 56, n. 1, p. 109–112, 2011. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmusica/article/view/8914. Acesso em: 14 apr. 2025.