Nababan, Donal, Mido Ester Sitorus, and Jasmen Manurung. “BUDAYAKAN PROTOKOL KESEHATAN DEMI INDONESIA BEBAS COVID-19 DESA RAMBUNG KECAMATAN SIBOLANGIT KABUPATEN DELI SERDANG”. Jurnal Abdimas Mutiara 2, no. 2 (September 2, 2021): 25–34. Accessed January 31, 2026. https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/2015.