Thiangtong, V., N. Tipnet, and S. Chancharat. “An Analysis of the Impact on International Trade of the Sugar Cane Industry in ASEAN”. Journal of Mekong Societies, vol. 13, no. 1, Apr. 2017, pp. 189-03, https://so03.tci-thaijo.org/index.php/mekongjournal/article/view/84932.