THERESIA, Sara; SIPAYUNG, Regina; SIMARMATA, Ester. PENGARUH PERAN ORANGTUA TERHADAP HASIL BELAJAR SISWA PELAJARAN MATEMATIKA KELAS VA SD AGIA SOPHIA. Jurnal Educatio FKIP UNMA, [S. l.], v. 6, n. 2, p. 407–412, 2020. DOI: 10.31949/educatio.v6i2.556. Disponível em: https://www.ejournal.unma.ac.id/index.php/educatio/article/view/556. Acesso em: 1 may. 2025.