SITANGGANG, Desi Amelia; TAMBUNAN, Hardi; SIHOMBING, Dame Ifa. Analisis Kemampuan Komunikasi Matematis Dan Pemecahan Masalah Terhadap Hasil Belajar Aspek Kognitif Pada Materi Aritmatika Sosial Di Kelas VII SMP Negeri 2 Pangururan. Innovative: Journal Of Social Science Research, [S. l.], v. 3, n. 5, p. 10754–10767, 2023. Disponível em: https://j-innovative.org/index.php/Innovative/article/view/6181. Acesso em: 2 jul. 2026.