DRABKIN, W. Some Relationships Between the Autographs of Beethoven’s Sonata in C Minor, Opus 111. Current Musicology, [S. l.], n. 13, p. 38–47, 2019. DOI: 10.7916/cm.v0i13.4253. Disponível em: https://journals.library.columbia.edu/index.php/currentmusicology/article/view/4253. Acesso em: 30 jun. 2024.