BoonSo โ., Udompan ศ., Moonsri ส., and Deeta ส., “THE LEADERSHIP OF VILLAGE HEADMAN IN CHAIYAPHRUEK SUBDISTRICT, AMPHOE MUEANG, LOEI PROVINCE”, Integr. Soc. Sci. J., vol. 1, no. 3, pp. 9–16, Dec. 2021.