Kwangsawad, Achaporn, and Aungkana Jattamart. “Exploring Situations Cooperative Member Dairy Farming Based on Geographic Information System”. Parichart Journal 34, no. 2 (July 29, 2021): 100–115. Accessed April 27, 2024. https://so05.tci-thaijo.org/index.php/parichartjournal/article/view/242845.