Zuardi, Muhammad. 2020. “THE INFLUENCE OF ONLINE MARKETING STRATEGY ON MSME SALES IN MEDAN CITY DURING PANDEMY COVID-19”. Proceedings of International Interdisciplinary Conference on Sustainable Development Goals (IICSDGs) 3 (1), 80-87. https://journals.ubmg.ac.id/index.php/IICSDGs/article/view/61.