LIANZI, L.; SARTJINPONG , N.; RODCHANGPHUEN, P. A Study the Hakka Folk Song for Writing Hakka Folk Songs Vocal Guidebook . Journal of Modern Learning Development, [S. l.], v. 9, n. 12, p. 503–515, 2024. Disponível em: https://so06.tci-thaijo.org/index.php/jomld/article/view/275631. Acesso em: 16 sep. 2026.