HUTAGALUNG, R. U. Upaya Peningkatan Pengetahuan Anak Sekolah Minggu Tentang Virus Corona Di Masa Pandemi COVID-19. Jurnal Pengabdian Barelang, [S. l.], v. 3, n. 01, p. 29–31, 2021. DOI: 10.33884/jpb.v3i01.2713. Disponível em: https://ejournal.upbatam.ac.id/index.php/jpkm/article/view/2713. Acesso em: 6 may. 2024.