Maneelertu-dom, F., S. Chaunchom, N. Sookmanee, and S. Thaipakdee. “Development of Expert System Program for Pre-diagnosis of Important Swine Gastrointestinal Diseases in Thailand”. Agriculture and Natural Resources, vol. 46, no. 6, Dec. 2012, pp. 996-1008, https://li01.tci-thaijo.org/index.php/anres/article/view/243017.