Thabngern, N. ., . L. . Romyen, and S. . Swasthaisong. “Effects of Waste Management Knowledge and People’s Participation on People’s Waste Management Efficiency in Sakon Nakhon Municipality”. Interdisciplinary Academic and Research Journal, vol. 2, no. 5, Oct. 2022, pp. 733-54, doi:10.14456/iarj.2022.122.