FRYKLUND, Daniel. Contribution à la connaissance de la correspondence de Fètis. Svensk tidskrift för musikforskning / Swedish Journal of Music Research, [S. l.], v. 12, p. 85–154, 1930. Disponível em: https://publicera.kb.se/stm-sjm/article/view/54453. Acesso em: 8 dec. 2025.