Somwong, Sahapong, Thanwit Naemsai, and Athirot Mano. 2022. “Development of Smart Seedling Nursery for Organic Cultivation Community Enterprise, Tha Kham Subdistrict, Hat Yai District, Songkhla”. Engineering and Technology Horizons 39 (3):72-82. https://ph01.tci-thaijo.org/index.php/lej/article/view/247679.