Srisan, Kittisak, Nattakant Akarapongpisak, and Vinai Vinai. 2017. “The Role of the Community Leaders in Tambon Sakoo, Amphoe Suwannaphum, Roi-Et Province During 2013 – 2015”. Chophayom Journal 28 (3):119-28. https://so01.tci-thaijo.org/index.php/ejChophayom/article/view/107129.