Hilal Kahraman, Elif Kul, Tuba Aydoğdu İskenderoğlu. “Strategies Employed by 7th and 8th Graders for Quantitative Proportional Reasoning Problems”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 10, no. 1 (April 10, 2019): 195–216. Accessed September 12, 2025. https://textitlejournal.com/turcomat.org/index.php/turkbilmat/article/view/200.