MURNAKA, N. P.; SATRIA, S.; HARYANTI, H.; INDIRA, E. W. M. . Problem Based Learning Learning Model for Improving The Mathematical Problem Solving Ability of Grade VIII Students of SMPN 1 Damar. Mathline : Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 8, n. 1, p. 234–245, 2023. DOI: 10.31943/mathline.v8i1.360. Disponível em: https://mathline.unwir.ac.id/index.php/Mathline/article/view/360. Acesso em: 10 mar. 2025.