โชติศิลากุล จ., and วงศ์ธนวสุ ศ. “Financial Performance of Khon Kaen Provincial Administrative Organization”. Local Administration Journal, vol. 12, no. 2, June 2019, pp. 201-15, https://so04.tci-thaijo.org/index.php/colakkujournals/article/view/197688.