GULTOM, M. R. F. .; LUMBANRAJA, P. ANALISIS STRATEGI PADA UMKM SEPATU KOTAMA DENGAN PORTER’S FIVE FORCES. Journal Business Administration: Entrepreneurship and Creative Industry, [S. l.], v. 1, n. 1, p. 1–10, 2022. DOI: 10.32734/jba.v1i1.9040. Disponível em: https://talenta.usu.ac.id/jba/article/view/9040. Acesso em: 13 aug. 2025.