promgird, pornamarin ., warunya . sririn, thiraphat . loiwirat, and pherm . luangkaew. “The Organized Corruption through Influential Groups’ Networks: The Cases of a Teachers’ Saving Cooperative and a Futsal Field Construction Project”. King Prajadhipok’s Institute Journal, vol. 17, no. 3, Aug. 2020, pp. 114-3, https://so06.tci-thaijo.org/index.php/kpi_journal/article/view/244061.