ROTUA, Yuli Ani; SAKUR, Sakur; SARAGIH, Sehatta. Meningkatkan Kemampuan Representasi Matematis Siswa Kelas X.7 SMAN 7 Pekanbaru Melalui Implementasi Model Problem Based Learning. OMEGA: Jurnal Keilmuan Pendidikan Matematika, [S. l.], v. 4, n. 3, p. 283–294, 2025. DOI: 10.47662/jkpm.v4i3.1083. Disponível em: https://ejurnal.univamedan.ac.id/index.php/jkpm/article/view/1083. Acesso em: 3 dec. 2025.