Pupiupa, P., and D. . Mattariganond. “The Establishment of Vientiane As the New Capital of the Lan Xang Kingdom in the Reign of King Xaysetthathirath (1560-1571 A.D.)”. Journal of Mekong Societies, vol. 17, no. 1, Apr. 2021, pp. 46-67, https://so03.tci-thaijo.org/index.php/mekongjournal/article/view/245652.