LUNDBERG, Mattias. Pehr Frigel’s Om Contrapunkten (c. 1815): The Earliest Extant Counterpoint Method in the Swedish Vernacular, Edited and Translated with Historico-Critical Commentary. Svensk tidskrift för musikforskning / Swedish Journal of Music Research, [S. l.], v. 15, 2012. DOI: 10.58698/stm-sjm.v15.48514. Disponível em: https://publicera.kb.se/stm-sjm/article/view/48514. Acesso em: 11 feb. 2026.