Nakthong, U., Anuntasethakul, T. and Yutakom, N. (2007) “Student Conceptions on Cells and Cell Processes in Grade 10”, Kasetsart Journal of Social Sciences, 28(1), pp. 1–10. available at: https://so04.tci-thaijo.org/index.php/kjss/article/view/246418 (accessed: 13 September 2026).