ตรีรยาภิวัฒน์ เ. (2019). The hierarchy of Ancient Lanna in the Chiang Mai-Lumphun Basin during 19-22 B.C.E. Journal of Social Sciences, Chiang Mai University, 21(1), 45–90. retrieved from https://so04.tci-thaijo.org/index.php/jss/article/view/173337