เอมโอด เ. Plengrong Ramtone Sukhothai (Sukhothai Ramtone Vocal Music) Case Study of Songs Collection by Mrs.Thongjua Suabchompoo. Academic and Research Journal of Liberal Arts (Online), [S. l.], v. 13, n. 25, p. 67–78, 2018. Disponível em: https://so04.tci-thaijo.org/index.php/larhcu/article/view/143021. Acesso em: 20 sep. 2026.