HANBO, L. DIACHRONIC HIERARCHIES OF TAI TONAL DEVELOPMENT. วารสารมหาวิทยาลัยพายัพ, [S. l.], v. 26, n. 2, p. 75–92, 2017. DOI: 10.14456/pyuj.2016.16. Disponível em: https://so05.tci-thaijo.org/index.php/pyu/article/view/128440. Acesso em: 9 ต.ค. 2026.