Khongsanthia C, Nakmai C, Jomwinya W. Enhancing Production Process Capacity for “Sang Khom Cocoa” Farmer Group, Na Ngio Subdistrict, Sang Khom District, Nong Khai Province. JHS.TRU [internet]. 2022 Sep. 1 [cited 2025 Dec. 8];16(3):25-36. available from: https://so03.tci-thaijo.org/index.php/trujournal/article/view/259509