“PENGARUH PENDEKATAN OPEN ENDED TERHADAP KEMAMPUAN BERFIKIR KREATIF MATEMATIS”, alfarabi, vol. 1, no. 1, pp. 41–49, Jul. 2020, Accessed: May 10, 2025. [Online]. Available: https://jurnal.uniwa.ac.id/index.php/alfarabi/article/view/88