MANURUNG, L.; WIDODO, S.; NINGSI, E. H. The Role of Social Media in Increasing Umkm Sales in the Digital Era of Deli Serdang Regency. Sinergi International Journal of Management and Business, [S. l.], v. 3, n. 3, p. 182–193, 2025. DOI: 10.61194/ijmb.v3i3.817. Disponível em: https://journal.sinergi.or.id/index.php/ijmb/article/view/817. Acesso em: 20 aug. 2025.