Keawzang, U. “Logistics system development to enhance competitiveness for Herbal products Case Study: Southern Gulf of Thailand Provincial Cluster Chumphon, Surat Thani, Nakhon Si Thammarat and Phatthalung”. Journal of Buddhist Anthropology, vol. 6, no. 4, Apr. 2021, pp. 39-50, https://so04.tci-thaijo.org/index.php/JSBA/article/view/249850.