ZHANG, L.; JERMTAISONG, R.; LERT-O-PAS, P. . The Learning Management Through the Direct Instruction Model to Improve Vocal Music Skills for Secondary 5 (Grade 11）Students. Journal of Roi Kaensarn Academi, [S. l.], v. 8, n. 7, p. 132–140, 2023. Disponível em: https://so02.tci-thaijo.org/index.php/JRKSA/article/view/262190. Acesso em: 11 ธ.ค. 2025.