M. A. Ghunaimat and A. M. Alzoubi, “The Degree of Mathematics Teachers’ Application of Productive Thinking Skills in Jordan”, ZKDX, vol. 29, no. 2, pp. 83–93, Apr. 2024, Accessed: Jan. 26, 2026. [Online]. Available: https://zkdx.ch/journal/zkdx/article/view/36