XIAO, T.; YODWISED, C. . Using the Popular Vocal Performance Guidebook for Extra Classes to Improve Student Academic Performance in Sichuan Normal University. Asia Pacific Journal of Religions and Cultures, [S. l.], v. 6, n. 1, p. 137–147, 2022. Disponível em: https://so06.tci-thaijo.org/index.php/ajrc/article/view/256547. Acesso em: 8 may. 2024.