Jantarasena, V., and M. . Asanok. “Composition Evaluation of Blended Learning Using Visual Programming to Promote Computational Thinking for Primary 4 Students”. Journal of Graduate Research, vol. 11, no. 1, June 2020, pp. 43-54, https://so02.tci-thaijo.org/index.php/banditvijai/article/view/225115.