MACARDLE, Donald W. Beethoven und Karl Holz . Die Musikforschung, [S. l.], v. 20, n. 1, p. 19–29, 2021. DOI: 10.52412/mf.1967.H1.2230. Disponível em: https://mf.journals.qucosa.de/mf/article/view/2230. Acesso em: 27 nov. 2024.