Bawa IK. Penerapan Problem Based Learning Berbantuan LKS untuk Meningkatkan Self-Efficacy dan Hasil Belajar Matematika. JEAR [Internet]. 2019 Apr. 10 [cited 2024 Dec. 30];3(2):90-9. Available from: https://ejournal.undiksha.ac.id./index.php/JEAR/article/view/17264