SIREGAR, L.; SINAGA, T. R.; PURBA, A. PENINGKATAN KAPASITAS RELAWAN TERKAIT PENCEGAHAN COVID-19. Jurnal Abdimas Mutiara, [S. l.], v. 2, n. 1, p. 1–6, 2021. Disponível em: https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/1793. Acesso em: 30 jan. 2026.