Permatasari T, Astari T. Mathematical Problem-Solving Processes across Self-Efficacy Levels in Fifth-Grade Students. J. Integr. Elem. Educ. [Internet]. 2026 Sep. 30 [cited 2026 Oct. 23];6(2):637-54. Available from: https://journal.walisongo.ac.id/index.php/jieed/article/view/33976