Zulkardi, Putri RII. Supporting Mathematics Teachers to Develop Jumping Task Using PISA Framework (JUMPISA). Math. Educ. J. [Internet]. 2020 Jul. 31 [cited 2025 Apr. 17];14(2):199-210. Available from: https://jpm.ejournal.unsri.ac.id/index.php/jpm/article/view/141