THE INFLUENCE OF ONLINE MARKETING STRATEGY ON MSME SALES IN MEDAN CITY DURING PANDEMY COVID-19. International Interdisciplinary Conference on Sustainable Development Goals, [S. l.], v. 3, n. 1, p. 80–87, 2020. Disponível em: https://journals.ubmg.ac.id/index.php/IICSDGs/article/view/61. Acesso em: 3 apr. 2026.