Zayyadi, M. ., Nusantara, T. ., Subanji, S., Hidayanto, E. . and Sulandra, I. M. . (2019) “A Commognitive Framework: The Process of Solving Mathematical Problems of Middle School Students”, International Journal of Learning, Teaching and Educational Research, 18(2), pp. 89–102. Available at: http://www.ijlter.net/index.php/ijlter/article/view/597 (Accessed: 3 May 2026).