Mahmut Kertil, Ayhan Kürşat Erbaş, Bülent Çetinkaya. “Pre-Service Elementary Mathematics Teachers’ Ways of Thinking about Rate of Change in the Context of a Modeling Activity”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 8, no. 1 (January 19, 2017): 188–217. Accessed April 29, 2024. https://turcomat.org/index.php/turkbilmat/article/view/153.