NUGRAHA, Dede Indra Dwi; HAKIM, Dori Lukman. Kemampuan Pemecahan Masalah Matematis Siswa Kelas VIII Pada Materi Aritmatika Sosial. Jurnal Educatio FKIP UNMA, [S. l.], v. 8, n. 1, p. 320–327, 2022. DOI: 10.31949/educatio.v8i1.1994. Disponível em: https://www.ejournal.unma.ac.id/index.php/educatio/article/view/1994. Acesso em: 1 may. 2025.