XU, Y. On the Four Misfortunes to the Works of Beethoven. Pacific International Journal, [S. l.], v. 6, n. 1, p. 61–64, 2023. DOI: 10.55014/pij.v6i1.307. Disponível em: https://rclss.com/pij/article/view/307. Acesso em: 1 may. 2024.