ROBIATI, N.; LION, E.; ROHAETIN, S. Efektivitas metode e-learning mata pelajaran Ekonomi di masa Covid-19 pada siswa SMA Muhammadiyah 2 Palangka Raya. Journal of Environment and Management, [S. l.], v. 3, n. 3, p. 228–234, 2022. DOI: 10.37304/jem.v3i3.7670. Disponível em: https://e-journal.upr.ac.id/index.php/jem/article/view/7670. Acesso em: 28 apr. 2024.