1.
'Iza B, Khasanah H. The Effectiveness Of Problem Based Learning Model Base On Open-Ended To Improve Mathematical Creative Thinking Skills . IJRME [Internet]. 2023 Jul. 31 [cited 2025 Jul. 4];1(1):55-66. Available from: https://ejournal.uinsaizu.ac.id/index.php/ijrme/article/view/8558