DONA FITRIAWAN. THE EFFECT OF ONLINE LEARNING USING ONLINE MEDIA ON LEARNING ACHIEVEMENT . Proximal: Jurnal Penelitian Matematika dan Pendidikan Matematika, [S. l.], v. 5, n. 1, p. 1–9, 2022. DOI: 10.30605/proximal.v5i1.1546. Disponível em: https://www.e-journal.my.id/proximal/article/view/1546. Acesso em: 8 jul. 2025.