Chanhom, Chakapan, and Patthira Phon-mgam. 2019. “A research and Development for Local Product Quality of Ban Sawangthamwiset Agricultural housewife Group Nam-Arm Sub-District, Kasetwisai District, Roi-Et Province”. Journal of Graduate MCU KhonKaen Campus 6 (1):276-88. https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/243671.