KOSASI, Ferry; MISDALINA, Misdalina; HERA, Treny. Faktor-Faktor Bagi Siswa Kesulitan Belajar Matematika Pada Masa Pandemi Covid19 Di Kelas IV SD Negeri 7 Air Kumbang. Innovative: Journal Of Social Science Research, [S. l.], v. 2, n. 1, p. 35–43, 2022. Disponível em: https://j-innovative.org/index.php/Innovative/article/view/146. Acesso em: 1 jul. 2026.