1.
Erviana VY, Divia B, Yiheng M. The Effectiveness of Problem-Based Learning on Elementary Students’ Critical Thinking and Problem-Solving Skills. Int. J. Learn. Ref. Elem. Edu. [Internet]. 2026 Jan. 10 [cited 2026 Oct. 8];5(01):16-30. Available from: https://journal.iistr.org/index.php/IJLREE/article/view/1330