Chuenura, Montree, Narumon Changsri, and Maitree Inprasitha. “High school students’ mathematical modelling in classroom using open approach”. Asia-Pacific Journal of Science and Technology 23, no. 2 (April 23, 2018): APST–23. accessed January 7, 2026. https://so01.tci-thaijo.org/index.php/APST/article/view/119646.