Kaewploy, S., Sindhuchao, S., & Kaewploy, S. (2021). The Selection of the Network Marketing Locations and Vehicle Routing for Rubber in the Lower Southern Part of Thailand: doi: 10.14456/mijet.2021.21. Engineering Access, 7(2), 137–144. retrieved from https://ph02.tci-thaijo.org/index.php/mijet/article/view/243871