Sumirattana S, Makanong A, Thipkong S. Using realistic mathematics education and the DAPIC problem-solving process to enhance secondary school students’ mathematical literacy. kasetsart J. Soc. Sci. [Internet]. 2017 Aug. 24 [cited 2024 May 5];38(3):307-15. Available from: https://so04.tci-thaijo.org/index.php/kjss/article/view/242739