Lhaemwanich, Kittichai, Buncha Somboonsuke, and Milinpat Boonkongma. “COVID-19 Pandemic Effects on Sustainable Adaptations of Upstream Rubber Sector: A Case Study in Songkhla Province, Southern Thailand”. Songklanakarin Journal of Plant Science 10, no. 2 (December 25, 2023): 72–89. Accessed July 27, 2024. https://www.sjplantscience.com/index.php/ojs/article/view/89.