Dewattanakun, P., P. Changrian, T. Prachayapruit, N. Bungchan, and B. Somanee. “Pattern Structure Policy Corruption Affecting Policy formulation of Local Administrative Organizations”. Rajapark Journal, vol. 14, no. 37, Dec. 2020, pp. 109-25, https://so05.tci-thaijo.org/index.php/RJPJ/article/view/247433.