Limbong, M.Pd, W. S., N. N. Aryani, S.Kep. M. Biomed, and D. V. Purwandari, M.Si. “PENYEMPROTAN DISINFEKTAN PENCEGAHAN COVID-19 DI MESJID AL IKHLAS LINGKUNGAN 11 MEDAN HELVETIA”. Jurnal Abdimas Mutiara, vol. 2, no. 1, Apr. 2021, pp. 171-6, https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/1866.