SCHMIDT, Peter. August Gottfried Ritters Erfurter Jahre. Die Musikforschung, [S. l.], v. 13, n. 4, p. 427–440, 1960. DOI: 10.52412/mf.1960.H4.2494. Disponível em: https://mf.publia.org/mf/article/view/2494. Acesso em: 29 mai. 2026.