Kongnuy, Rujira, Ekachai Naowanich, and Tugsina Kruehong. “Comparisons of learning achievement on intensive preparation in Mathematics, Faculty of Science and Technology, Rajamangala University of Technology Suvarnabhumi”. Interdisciplinary Research Review 11, no. 4 (October 8, 2016): 15–21. accessed September 11, 2026. https://ph02.tci-thaijo.org/index.php/jtir/article/view/56168.