Hashemi, Hanieh, Mohammad Hassan Behzadi, Hamid Rasouli, and Mahdi Azhini. “A Mamdani Fuzzy–APOS Model for Quantitatively Assessing Students’ Skill in Solving Linear Systems by the Inverse Matrix Method”. International Journal of Mathematical Modelling & Computations 15, no. 4 (August 22, 2025). Accessed June 27, 2026. https://oiccpress.com/ijm2c/article/view/17102.