MELÉNDREZ CHAS, J. Shadow Theatre in the training of opera singers? Shadow Theatre techniques for educational purposes. Sinais de Cena, [S. l.], v. 3, n. 2, p. 20–37, 2023. DOI: 10.51427/cet.sdc.2023.0003. Disponível em: https://revistas.rcaap.pt/sdc/article/view/33955. Acesso em: 11 jul. 2025.