Hajriyanti, Rahmi, and Rizaldi Akbar. “Analisis Dampak Pandemi COVID 19 Terhadap Pemasaran Online Di Kecil Dan Usaha Menengah (UMKM)”. Jurnal EMT KITA 5, no. 2 (December 30, 2021): 140–145. Accessed May 1, 2024. http://journal.lembagakita.org/index.php/emt/article/view/450.