GULTOM, P. A.; SITANGGANG, L. P.; SINURAT, I.; TRISANTI, A.; BR. TARIGAN, M. I. The Role of Innovation in Improving the Competitiveness of UMKM in the Digital Era. Jurnal Multidisiplin Sahombu, [S. l.], v. 5, n. 07, p. 2317–2328, 2025. Disponível em: https://ejournal.seaninstitute.or.id/index.php/JMS/article/view/7646. Acesso em: 30 apr. 2026.