Chartchumni, Boonthiwa, Somsak Rayan, Sugunya Kumla, and Amornrat Rangsiwiwat. 2020. “Species Richness and Distribution of Aquatic Insects in Nam Oun Reservoir, Sakon Nakhon Province”. Rajamangala University of Technology Tawan-Ok Research Journal 13 (2). Chonburi, Thailand:58-67. https://li01.tci-thaijo.org/index.php/researchjournal2rmutto/article/view/248435.