ANALISIS KEMAMPUAN KOMUNIKASI MATEMATIS SISWA KELAS IV SD NEGERI 013857 MEKAR BARU PADA MATERI KPK. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, [S. l.], v. 8, n. 4, p. 5215–5220, 2025. DOI: 10.54314/jssr.v8i4.4999. Disponível em: https://jurnal.goretanpena.com/index.php/JSSR/article/view/4999.. Acesso em: 12 apr. 2026.