XU, Ran. The Polyphonic Structure of “Grand Dong Song” is Similar to the Teaching System of European Polyphonic Music. Journal of Educational Theory, [S. l.], v. 3, n. 1, p. 1–5, 2026. DOI: 10.70393/6a6574.333330. Disponível em: https://www.scimet.org/ojs/index.php/JET/article/view/v3n1a01. Acesso em: 22 jan. 2026.