SAD LEVI, Jorge. An invariant phenomenon of symmetry by specular reflection In Johann Sebastian Bach’s chorales. Revista del Instituto de Investigación Musicológica "Carlos Vega", [S. l.], v. 35, n. 1, p. 65–128, 2021. Disponível em: https://erevistas.uca.edu.ar/index.php/RIIM/article/view/3772. Acesso em: 22 jul. 2024.