YANTI, Sufitri Dewi; UTAMA, Erdi Guna; ANITRA, Rien. Analisis Kemampuan Pemahaman Konsep Matematis Siswa Kelas IV SD Masa Pandemi Covid-19. Innovative: Journal Of Social Science Research, [S. l.], v. 3, n. 3, p. 5435–5446, 2023. Disponível em: http://j-innovative.org/index.php/Innovative/article/view/1364. Acesso em: 30 aug. 2026.