Kaewfak, K. ., V. Ammarapala, and C. . Charoensiriwath. “Fuzzy AHP Approach for Route Selection in Multimodal Transportation: The Case of Coal Industry in Thailand”. Science & Technology Asia, vol. 26, no. 1, Mar. 2021, pp. 84-95, https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/223463.