1.
Zaini M, Yerizon Y, Arlis AG, Fitriani N. The Effect of Problem-Based Learning Model on Junior High School Students’ Self-Efficacy in Mathematics. RMJ [Internet]. 2025 Oct. 31 [cited 2025 Nov. 6];4(2):76-84. Available from: https://math.ppj.unp.ac.id/index.php/RMJ/article/view/67