AGUSTINSA, R.; ANJASARI, V.; YENSY, N. A. The Effect of Problem Based Learning Models Using Contextual Worksheets on Middle School Students’ Mathematical Problem Solving Ability. Edumatica : Jurnal Pendidikan Matematika, [S. l.], v. 13, n. 01, p. 48-56, 2023. DOI: 10.22437/edumatica.v13i01.24387. Disponível em: https://online-journal.unja.ac.id/edumatica/article/view/24387. Acesso em: 22 jul. 2024.