PAKUSADEWO, Ahmad; WARMI, Attin. Analisis Kemampuan Pemecahan Masalah Matemaatis Siswa SMP pada Materi Sistem Persamaan Linear Dua Variabel. Prosiding SESIOMADIKA, [S. l.], v. 6, n. 2, p. 511–525, 2026. Disponível em: https://journal-fkip.unsika.ac.id/index.php/sesiomadika/article/view/13668. Acesso em: 7 jul. 2026.