Kulthinee, S. ., A. . Rodjanacheewinsuporn, and S. . Chubsuwan. “The Creation of Painting Series on the Isaan Farmers’ Way of Happiness Atmosphere”. Journal of Education Rajabhat Maha Sarakham University, vol. 18, no. 3, Jan. 2022, pp. 245-53, https://so06.tci-thaijo.org/index.php/edu-rmu/article/view/254016.