Julio Aagreras to Carlos Vega: Unpublished comments from the composer about the “cielo” from his Rapsodia sobre motivos criollos (ca. 1901) for guitar. Revista del Instituto de Investigación Musicológica "Carlos Vega", [S. l.], v. 36, n. 2, p. 33–46, 2022. Disponível em: https://erevistas.uca.edu.ar/index.php/RIIM/article/view/4761. Acesso em: 16 dec. 2025.