1.
Agustinsa R, Anjasari V, Yensy NA. The Effect of Problem Based Learning Models Using Contextual Worksheets on Middle School Students’ Mathematical Problem Solving Ability. Universitas Jambi [Internet]. 2023May15 [cited 2024Jul.22];13(01):48-56. Available from: https://online-journal.unja.ac.id/edumatica/article/view/24387